{"product_id":"motor-kit-for-school-project-with-speed-direction-controller","title":"Motor kit for School Project with Speed \u0026 Direction Controller (PWM) - DIY","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eMotor Kit \u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003eSchool Project with Speed \u0026amp; Direction Controller (PWM) – DIY\u003c\/h1\u003e\n\u003ch3\u003eGo Science Classroom Series — School Project \u0026amp; Educational Concept Model Kit\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eConnect the circuit. Select the direction. Adjust the speed. Watch the motor respond.\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ciframe width=\"1012\" height=\"569\" src=\"https:\/\/www.youtube.com\/embed\/G9EojDQtwoc\" title=\"\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eGo Science Classroom Series Motor Kit\u003c\/strong\u003e is a hands-on DIY school project and educational working model that helps students explore how a DC motor can be controlled using \u003cstrong\u003ePulse Width Modulation—or PWM—speed control\u003c\/strong\u003e, a \u003cstrong\u003eForward\/Reverse\/OFF rocker switch\u003c\/strong\u003e, screw-terminal wiring and a clearly visible rotating propeller.\u003c\/p\u003e\n\u003cp\u003eStudents physically connect the power and motor wires, fit the propeller onto the motor shaft, select the rotational direction and gradually adjust the controller knob to observe changes in motor speed.\u003c\/p\u003e\n\u003cp\u003eThe propeller provides immediate visual feedback, making otherwise abstract concepts such as electrical polarity, duty cycle, motor direction and controlled mechanical motion easier to observe, explain and demonstrate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConnect the Circuit → Select the Direction → Adjust the PWM Speed → Observe Motor Response\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSuggested for \u003cstrong\u003eGrades 7–12\u003c\/strong\u003e, this kit can support:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSchool projects and educational working models\u003c\/li\u003e\n\u003cli\u003eScience exhibitions\u003c\/li\u003e\n\u003cli\u003eClassroom demonstrations\u003c\/li\u003e\n\u003cli\u003eSTEM and electronics presentations\u003c\/li\u003e\n\u003cli\u003eMotor-control and circuit-wiring activities\u003c\/li\u003e\n\u003cli\u003eRobotics and automation concept presentations\u003c\/li\u003e\n\u003cli\u003ePractical assessments, reports and viva preparation\u003c\/li\u003e\n\u003cli\u003eSupervised home-learning demonstrations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eConnect. Control. Reverse. Observe.\u003c\/h1\u003e\n\u003cp\u003eThis DIY kit brings together four connected learning stages:\u003c\/p\u003e\n\u003ch3\u003e1. Connect the Circuit\u003c\/h3\u003e\n\u003cp\u003eStudents connect the battery input and DC motor wires to the correct green screw terminals using the included precision screwdriver.\u003c\/p\u003e\n\u003ch3\u003e2. Select the Direction\u003c\/h3\u003e\n\u003cp\u003eThe integrated three-position rocker switch allows the user to select:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eForward\u003c\/li\u003e\n\u003cli\u003eOFF\u003c\/li\u003e\n\u003cli\u003eReverse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChanging the switch position changes the polarity supplied to the motor, causing its rotational direction to change.\u003c\/p\u003e\n\u003ch3\u003e3. Adjust the Motor Speed\u003c\/h3\u003e\n\u003cp\u003eThe PWM controller knob allows students to gradually increase or decrease the motor’s rotational speed.\u003c\/p\u003e\n\u003ch3\u003e4. Observe the Mechanical Response\u003c\/h3\u003e\n\u003cp\u003eThe four-blade propeller makes speed and direction changes clearly visible during the demonstration.\u003c\/p\u003e\n\u003ch1\u003eWhat’s in the DIY Kit?\u003c\/h1\u003e\n\u003cp\u003eThe kit contains the essential components required for the guided Motor Kit activity:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePWM DC Motor Speed Controller Module\u003c\/li\u003e\n\u003cli\u003eIntegrated Forward\/Reverse\/OFF three-position rocker switch and wire harness\u003c\/li\u003e\n\u003cli\u003eAdjustable PWM speed-control knob\u003c\/li\u003e\n\u003cli\u003eGreen screw-terminal connection blocks\u003c\/li\u003e\n\u003cli\u003e4.5V DC motor with connecting wires\u003c\/li\u003e\n\u003cli\u003eFour-blade plastic propeller\u003c\/li\u003e\n\u003cli\u003e9V battery snap connector\u003c\/li\u003e\n\u003cli\u003ePrecision screwdriver\u003c\/li\u003e\n\u003cli\u003eDetailed digital instruction manual\u003c\/li\u003e\n\u003cli\u003eStep-by-step video demonstration\u003c\/li\u003e\n\u003cli\u003eSafety and troubleshooting guidance\u003c\/li\u003e\n\u003cli\u003eConcept recap\u003c\/li\u003e\n\u003cli\u003eCertificate of Completion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eRequired Separately\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOne fresh 9V battery\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBattery is not included\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo soldering equipment is required for the guided activity. The electrical connections are completed through the screw-terminal blocks using the included screwdriver.\u003c\/p\u003e\n\u003ch1\u003eProduct Specifications\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eDIY PWM DC motor-control school project and educational working model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController type\u003c\/td\u003e\n\u003ctd\u003ePWM DC Motor Speed Controller Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController input range\u003c\/td\u003e\n\u003ctd\u003eDC 6V–28V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController rating\u003c\/td\u003e\n\u003ctd\u003eUp to 3A maximum, as specified for the supplied controller module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded motor\u003c\/td\u003e\n\u003ctd\u003e4.5V DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed adjustment\u003c\/td\u003e\n\u003ctd\u003eRotary PWM control knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirection selection\u003c\/td\u003e\n\u003ctd\u003eForward\/Reverse\/OFF three-position rocker switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor connection\u003c\/td\u003e\n\u003ctd\u003eScrew-terminal output connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower connection\u003c\/td\u003e\n\u003ctd\u003eScrew-terminal battery input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch connection\u003c\/td\u003e\n\u003ctd\u003eThree-pin wire harness and header\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual output\u003c\/td\u003e\n\u003ctd\u003eFour-blade plastic propeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller fitting\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.9mm centre bore for the supplied motor shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDemonstration power\u003c\/td\u003e\n\u003ctd\u003eOne 9V battery through the supplied snap connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly type\u003c\/td\u003e\n\u003ctd\u003eDIY terminal wiring and propeller fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested grades\u003c\/td\u003e\n\u003ctd\u003eGrades 7–12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended environment\u003c\/td\u003e\n\u003ctd\u003eSupervised, dry, indoor educational use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The DC 6V–28V figure refers to the operating range of the supplied controller module. It must not be interpreted as permission to connect the included 4.5V motor directly to the maximum controller voltage. Use the kit only with the specified guided demonstration arrangement and follow the supplied instructions.\u003c\/p\u003e\n\u003ch1\u003eA Complete Guided Learning Experience\u003c\/h1\u003e\n\u003cp\u003eThe Motor Kit is designed as more than a collection of loose components.\u003c\/p\u003e\n\u003cp\u003eThe supplied learning material guides students through:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdentifying the controller, motor, terminals, switch and propeller\u003c\/li\u003e\n\u003cli\u003eUnderstanding the battery-input terminals\u003c\/li\u003e\n\u003cli\u003eConnecting the DC motor to the output terminals\u003c\/li\u003e\n\u003cli\u003eConnecting the Forward\/Reverse\/OFF rocker switch\u003c\/li\u003e\n\u003cli\u003eAttaching the propeller to the motor shaft\u003c\/li\u003e\n\u003cli\u003eAdjusting motor speed with the PWM knob\u003c\/li\u003e\n\u003cli\u003eChanging rotational direction\u003c\/li\u003e\n\u003cli\u003eObserving speed, direction and motor response\u003c\/li\u003e\n\u003cli\u003eFollowing safe wiring and operating practices\u003c\/li\u003e\n\u003cli\u003eIdentifying and correcting common connection problems\u003c\/li\u003e\n\u003cli\u003eReviewing the central concepts after completing the activity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe sequence allows students to move from component recognition to circuit connection, controlled operation, observation and explanation.\u003c\/p\u003e\n\u003ch1\u003eDetailed Full-Colour Digital Instruction Manual Included\u003c\/h1\u003e\n\u003cp\u003eA product-specific digital instruction manual is included through a \u003cstrong\u003ededicated manual QR code\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe manual includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKit introduction\u003c\/li\u003e\n\u003cli\u003eComponent checklist\u003c\/li\u003e\n\u003cli\u003eMotor and controller identification\u003c\/li\u003e\n\u003cli\u003eGreen terminal-block explanation\u003c\/li\u003e\n\u003cli\u003ePWM knob identification\u003c\/li\u003e\n\u003cli\u003eForward\/Reverse\/OFF switch explanation\u003c\/li\u003e\n\u003cli\u003eMotor-shaft and propeller guidance\u003c\/li\u003e\n\u003cli\u003ePWM speed-control concept\u003c\/li\u003e\n\u003cli\u003eDirection-control concept\u003c\/li\u003e\n\u003cli\u003eBattery-input wiring\u003c\/li\u003e\n\u003cli\u003eMotor-output wiring\u003c\/li\u003e\n\u003cli\u003eRocker-switch connection\u003c\/li\u003e\n\u003cli\u003ePropeller attachment\u003c\/li\u003e\n\u003cli\u003eVisual observation activities\u003c\/li\u003e\n\u003cli\u003eSafety guidance\u003c\/li\u003e\n\u003cli\u003eTroubleshooting support\u003c\/li\u003e\n\u003cli\u003eConcept recap\u003c\/li\u003e\n\u003cli\u003eCertificate of Completion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe manual QR code is separate from the video QR code.\u003c\/p\u003e\n\u003cp\u003eA compatible internet-connected device is required to open the digital resource.\u003c\/p\u003e\n\u003ch1\u003eStep-by-Step Video Demonstration Included\u003c\/h1\u003e\n\u003cp\u003eA separate step-by-step video demonstrates the Motor Kit setup and operation.\u003c\/p\u003e\n\u003cp\u003eThe video can be accessed through:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThis product page and the Go Science website\u003c\/li\u003e\n\u003cli\u003eThe official Go Science YouTube channel\u003c\/li\u003e\n\u003cli\u003eThe dedicated video QR code supplied for the kit\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eOfficial Motor Kit Video\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/youtu.be\/G9EojDQtwoc\"\u003ehttps:\/\/youtu.be\/G9EojDQtwoc\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eThe manual and video use \u003cstrong\u003eindependent QR codes\u003c\/strong\u003e, allowing students, parents and teachers to access each resource separately.\u003c\/p\u003e\n\u003cp\u003eThe video is a supporting guide. Always follow the safety instructions and written connection guidance supplied with the kit.\u003c\/p\u003e\n\u003ch1\u003eDIY Assembly and Direct Experimentation\u003c\/h1\u003e\n\u003cp\u003eThis is a \u003cstrong\u003eDIY terminal-wiring kit\u003c\/strong\u003e, not a fully pre-wired working model.\u003c\/p\u003e\n\u003cp\u003eThe controller module and rocker-switch harness are supplied as functional components, but students complete the guided power and motor connections through the screw-terminal blocks.\u003c\/p\u003e\n\u003cp\u003eThe activity includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdentifying positive and negative wires\u003c\/li\u003e\n\u003cli\u003eConnecting the battery snap to the power-input terminals\u003c\/li\u003e\n\u003cli\u003eConnecting the motor wires to the output terminals\u003c\/li\u003e\n\u003cli\u003eTightening terminal screws\u003c\/li\u003e\n\u003cli\u003eConnecting the rocker-switch harness\u003c\/li\u003e\n\u003cli\u003eFitting the propeller onto the motor shaft\u003c\/li\u003e\n\u003cli\u003eTesting speed and direction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis allows students to focus on practical circuit connection and motor-control observation without requiring soldering.\u003c\/p\u003e\n\u003ch1\u003eWatch the Motor Respond\u003c\/h1\u003e\n\u003cp\u003eFollow the guided demonstration sequence:\u003c\/p\u003e\n\u003ch3\u003eStep 1 — Prepare the Components\u003c\/h3\u003e\n\u003cp\u003ePlace the controller, motor, propeller, screwdriver and battery connector on a clean, dry and stable surface.\u003c\/p\u003e\n\u003cp\u003eKeep the battery disconnected while making the electrical connections.\u003c\/p\u003e\n\u003ch3\u003eStep 2 — Connect the Power Input\u003c\/h3\u003e\n\u003cp\u003eConnect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe red battery-snap wire to the positive power-input terminal\u003c\/li\u003e\n\u003cli\u003eThe black battery-snap wire to the negative or ground terminal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTighten the screws carefully using the included screwdriver.\u003c\/p\u003e\n\u003ch3\u003eStep 3 — Connect the Motor Output\u003c\/h3\u003e\n\u003cp\u003eConnect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe red motor wire to the positive motor-output terminal\u003c\/li\u003e\n\u003cli\u003eThe black motor wire to the negative motor-output terminal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEnsure the exposed wire ends are fully inserted and securely tightened.\u003c\/p\u003e\n\u003ch3\u003eStep 4 — Connect the Direction Switch\u003c\/h3\u003e\n\u003cp\u003eConnect the three-pin rocker-switch harness to the matching header on the PWM controller module.\u003c\/p\u003e\n\u003cp\u003eDo not force the connector.\u003c\/p\u003e\n\u003ch3\u003eStep 5 — Attach the Propeller\u003c\/h3\u003e\n\u003cp\u003ePush the four-blade propeller carefully onto the DC motor shaft.\u003c\/p\u003e\n\u003cp\u003eThe propeller should be centred and securely fitted without excessive force.\u003c\/p\u003e\n\u003ch3\u003eStep 6 — Connect the Battery\u003c\/h3\u003e\n\u003cp\u003eAttach one fresh 9V battery to the supplied snap connector.\u003c\/p\u003e\n\u003cp\u003eKeep fingers, hair and loose clothing away from the propeller.\u003c\/p\u003e\n\u003ch3\u003eStep 7 — Select a Direction\u003c\/h3\u003e\n\u003cp\u003eMove the rocker switch from OFF to either Forward or Reverse.\u003c\/p\u003e\n\u003ch3\u003eStep 8 — Adjust the PWM Knob\u003c\/h3\u003e\n\u003cp\u003eRotate the controller knob gradually.\u003c\/p\u003e\n\u003cp\u003eObserve how the propeller speed increases or decreases as the knob position changes.\u003c\/p\u003e\n\u003ch3\u003eStep 9 — Reverse the Rotation\u003c\/h3\u003e\n\u003cp\u003eReturn the switch to OFF and allow the propeller to stop.\u003c\/p\u003e\n\u003cp\u003eMove the switch to the opposite direction and observe the reversed motor rotation.\u003c\/p\u003e\n\u003ch3\u003eStep 10 — Finish the Demonstration\u003c\/h3\u003e\n\u003cp\u003eReturn the rocker switch to OFF and disconnect the battery after use.\u003c\/p\u003e\n\u003ch1\u003eHow PWM Speed Control Works\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003ePWM\u003c\/strong\u003e stands for \u003cstrong\u003ePulse Width Modulation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eInstead of controlling motor speed only by continuously reducing voltage through a simple resistance, a PWM controller rapidly switches electrical power ON and OFF.\u003c\/p\u003e\n\u003cp\u003eThis switching occurs many times per second.\u003c\/p\u003e\n\u003cp\u003eThe proportion of each switching cycle during which the power remains ON is called the \u003cstrong\u003eduty cycle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA lower duty cycle supplies power for a smaller portion of each cycle.\u003c\/li\u003e\n\u003cli\u003eA higher duty cycle supplies power for a larger portion of each cycle.\u003c\/li\u003e\n\u003cli\u003eChanging the duty cycle changes the motor’s average electrical input.\u003c\/li\u003e\n\u003cli\u003eThe motor responds by changing its rotational speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe rapid switching is not usually visible to the eye, but its effect can be observed through the propeller.\u003c\/p\u003e\n\u003ch3\u003eTurning the Knob\u003c\/h3\u003e\n\u003cp\u003eWhen the student rotates the control knob:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe controller changes the PWM duty cycle.\u003c\/li\u003e\n\u003cli\u003eThe average power delivered to the motor changes.\u003c\/li\u003e\n\u003cli\u003eThe motor speed increases or decreases.\u003c\/li\u003e\n\u003cli\u003eThe propeller provides visible kinetic feedback.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe model demonstrates the principle of controlled motor-speed regulation. It does not measure or display a calibrated RPM value.\u003c\/p\u003e\n\u003ch1\u003eHow Direction Control Works\u003c\/h1\u003e\n\u003cp\u003eThe three-position rocker switch changes the polarity supplied to the motor.\u003c\/p\u003e\n\u003cp\u003eA DC motor’s rotational direction depends on the direction of current through the motor.\u003c\/p\u003e\n\u003cp\u003eThe switch positions provide:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition I:\u003c\/strong\u003e rotation in one direction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition O:\u003c\/strong\u003e motor OFF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition II:\u003c\/strong\u003e rotation in the opposite direction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the switch changes the polarity:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe electrical direction through the motor changes.\u003c\/li\u003e\n\u003cli\u003eThe motor shaft reverses its rotation.\u003c\/li\u003e\n\u003cli\u003eThe propeller rotates in the opposite direction.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe exact visual designation of Forward and Reverse depends on the viewing position and motor-wire connection. The important learning outcome is the relationship between polarity and rotational direction.\u003c\/p\u003e\n\u003ch1\u003eWhy PWM Motor Control Matters\u003c\/h1\u003e\n\u003cp\u003eMotor-speed control is used in many electrical and electronic systems.\u003c\/p\u003e\n\u003cp\u003eA controlled motor may be required to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStart or operate at different speeds\u003c\/li\u003e\n\u003cli\u003eChange its mechanical output\u003c\/li\u003e\n\u003cli\u003eMatch the needs of a mechanism\u003c\/li\u003e\n\u003cli\u003eReverse direction\u003c\/li\u003e\n\u003cli\u003eStop safely\u003c\/li\u003e\n\u003cli\u003eRespond to an electronic control signal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePWM-based control is commonly explored as a foundational concept before students progress to more advanced robotics, automation and embedded-control systems.\u003c\/p\u003e\n\u003cp\u003eThis educational kit simplifies the concept into an observable demonstration:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Input → PWM Controller → Direction Switch → DC Motor → Rotating Propeller\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eUnderstand the Complete Functional System\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eStage\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eComponent\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower source\u003c\/td\u003e\n\u003ctd\u003e9V battery and snap connector\u003c\/td\u003e\n\u003ctd\u003eSupplies the guided demonstration circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower connection\u003c\/td\u003e\n\u003ctd\u003eGreen input terminals\u003c\/td\u003e\n\u003ctd\u003eReceives positive and negative battery wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed-control stage\u003c\/td\u003e\n\u003ctd\u003ePWM controller and rotary knob\u003c\/td\u003e\n\u003ctd\u003eChanges the duty cycle and motor-speed response\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirection-control stage\u003c\/td\u003e\n\u003ctd\u003eForward\/Reverse\/OFF rocker switch\u003c\/td\u003e\n\u003ctd\u003eChanges polarity or stops the motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput connection\u003c\/td\u003e\n\u003ctd\u003eGreen motor terminals\u003c\/td\u003e\n\u003ctd\u003eConnects the controller output to the DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical-to-mechanical conversion\u003c\/td\u003e\n\u003ctd\u003eDC motor\u003c\/td\u003e\n\u003ctd\u003eConverts electrical input into rotational motion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual observation\u003c\/td\u003e\n\u003ctd\u003eFour-blade propeller\u003c\/td\u003e\n\u003ctd\u003eMakes speed and direction changes easier to observe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly support\u003c\/td\u003e\n\u003ctd\u003ePrecision screwdriver\u003c\/td\u003e\n\u003ctd\u003eTightens the screw-terminal connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch1\u003eFrom Electrical Control to Mechanical Motion\u003c\/h1\u003e\n\u003cp\u003eThe Motor Kit helps students follow the complete pathway from electrical input to visible movement.\u003c\/p\u003e\n\u003ch3\u003eElectrical Input\u003c\/h3\u003e\n\u003cp\u003eThe battery supplies electrical energy to the controller.\u003c\/p\u003e\n\u003ch3\u003eElectronic Control\u003c\/h3\u003e\n\u003cp\u003eThe PWM module regulates how the motor receives power.\u003c\/p\u003e\n\u003ch3\u003eDirection Selection\u003c\/h3\u003e\n\u003cp\u003eThe rocker switch determines the polarity supplied to the motor.\u003c\/p\u003e\n\u003ch3\u003eMotor Response\u003c\/h3\u003e\n\u003cp\u003eThe DC motor converts electrical input into shaft rotation.\u003c\/p\u003e\n\u003ch3\u003eVisual Output\u003c\/h3\u003e\n\u003cp\u003eThe propeller makes the motor’s speed and direction visible.\u003c\/p\u003e\n\u003cp\u003eThis connected sequence helps students understand that a motor is not operating independently. Its behaviour depends on the power source, wiring, controller setting, switch position and mechanical load.\u003c\/p\u003e\n\u003ch1\u003eTest. Observe. Discover.\u003c\/h1\u003e\n\u003cp\u003eStudents can perform supervised comparisons such as:\u003c\/p\u003e\n\u003ch3\u003eTest 1 — Low and High PWM Settings\u003c\/h3\u003e\n\u003cp\u003eBegin with a low knob setting and gradually increase it.\u003c\/p\u003e\n\u003cp\u003eObserve how the propeller speed changes.\u003c\/p\u003e\n\u003ch3\u003eTest 2 — Forward and Reverse\u003c\/h3\u003e\n\u003cp\u003eOperate the motor in one switch position, return it to OFF and then select the opposite position.\u003c\/p\u003e\n\u003cp\u003eObserve the change in rotational direction.\u003c\/p\u003e\n\u003ch3\u003eTest 3 — Starting Response\u003c\/h3\u003e\n\u003cp\u003eBegin at a very low PWM setting and observe when the motor begins to rotate.\u003c\/p\u003e\n\u003cp\u003eDifferent battery conditions and mechanical resistance may affect the starting point.\u003c\/p\u003e\n\u003ch3\u003eTest 4 — Loose and Secure Connections\u003c\/h3\u003e\n\u003cp\u003eWith the battery disconnected, compare a properly secured terminal connection with a visibly loose connection.\u003c\/p\u003e\n\u003cp\u003eDo not intentionally power an unsecured circuit.\u003c\/p\u003e\n\u003ch3\u003eTest 5 — Battery Condition\u003c\/h3\u003e\n\u003cp\u003eCompare the motor response using a fresh battery and a battery with reduced output.\u003c\/p\u003e\n\u003cp\u003eDo not mix batteries or connect multiple batteries.\u003c\/p\u003e\n\u003ch1\u003eLearn Through Every Demonstration\u003c\/h1\u003e\n\u003cp\u003eThe kit supports students in practising:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComponent identification\u003c\/li\u003e\n\u003cli\u003ePositive and negative polarity recognition\u003c\/li\u003e\n\u003cli\u003eSafe screw-terminal wiring\u003c\/li\u003e\n\u003cli\u003ePWM speed adjustment\u003c\/li\u003e\n\u003cli\u003eForward and reverse motor control\u003c\/li\u003e\n\u003cli\u003eOFF-position use\u003c\/li\u003e\n\u003cli\u003eMotor-shaft and propeller fitting\u003c\/li\u003e\n\u003cli\u003eObservation of rotational motion\u003c\/li\u003e\n\u003cli\u003eComparison of motor response\u003c\/li\u003e\n\u003cli\u003eFault identification\u003c\/li\u003e\n\u003cli\u003eSafe shutdown and battery disconnection\u003c\/li\u003e\n\u003cli\u003eExplanation of a complete functional system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eExplore Key Concepts\u003c\/h1\u003e\n\u003cp\u003eThe Motor Kit can support the exploration of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePulse Width Modulation\u003c\/li\u003e\n\u003cli\u003eDuty cycle\u003c\/li\u003e\n\u003cli\u003eDC motor operation\u003c\/li\u003e\n\u003cli\u003eElectrical polarity\u003c\/li\u003e\n\u003cli\u003eForward and reverse rotation\u003c\/li\u003e\n\u003cli\u003eMotor speed regulation\u003c\/li\u003e\n\u003cli\u003eScrew-terminal wiring\u003c\/li\u003e\n\u003cli\u003eBattery-powered circuits\u003c\/li\u003e\n\u003cli\u003eElectrical-to-mechanical energy conversion\u003c\/li\u003e\n\u003cli\u003eRotational motion\u003c\/li\u003e\n\u003cli\u003ePropeller-based visual feedback\u003c\/li\u003e\n\u003cli\u003eCircuit continuity\u003c\/li\u003e\n\u003cli\u003eInput and output terminals\u003c\/li\u003e\n\u003cli\u003eSafe low-voltage experimentation\u003c\/li\u003e\n\u003cli\u003eObservation and troubleshooting\u003c\/li\u003e\n\u003cli\u003eRobotics and automation foundations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eOne Kit. Multiple Learning Outcomes.\u003c\/h1\u003e\n\u003cp\u003eStudents can use the same kit to explore different questions:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat happens when the PWM knob is rotated?\u003c\/li\u003e\n\u003cli\u003eWhy does the motor speed change?\u003c\/li\u003e\n\u003cli\u003eWhat is a PWM duty cycle?\u003c\/li\u003e\n\u003cli\u003eHow does changing polarity reverse a DC motor?\u003c\/li\u003e\n\u003cli\u003eWhy is there an OFF position?\u003c\/li\u003e\n\u003cli\u003eWhat happens when a terminal is loose?\u003c\/li\u003e\n\u003cli\u003eWhy must positive and negative connections be checked?\u003c\/li\u003e\n\u003cli\u003eHow does a motor convert electrical input into movement?\u003c\/li\u003e\n\u003cli\u003eWhy does battery condition affect motor response?\u003c\/li\u003e\n\u003cli\u003eHow can the same concept be applied to robotics or automation?\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eBuilt for Confident Demonstration\u003c\/h1\u003e\n\u003cp\u003eThe Motor Kit is suitable for supervised use during:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSchool science projects\u003c\/li\u003e\n\u003cli\u003eElectronics projects\u003c\/li\u003e\n\u003cli\u003eEducational working-model presentations\u003c\/li\u003e\n\u003cli\u003eScience exhibitions\u003c\/li\u003e\n\u003cli\u003eClassroom demonstrations\u003c\/li\u003e\n\u003cli\u003eSTEM activities\u003c\/li\u003e\n\u003cli\u003eRobotics concept sessions\u003c\/li\u003e\n\u003cli\u003ePractical examinations\u003c\/li\u003e\n\u003cli\u003eProject reports\u003c\/li\u003e\n\u003cli\u003eViva and oral explanations\u003c\/li\u003e\n\u003cli\u003eParent-supported home learning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe compact component arrangement allows students to point to each stage of the working system while explaining it.\u003c\/p\u003e\n\u003ch1\u003eSuggested Student Explanation\u003c\/h1\u003e\n\u003cblockquote\u003e\n\u003cp\u003e“This is a PWM DC motor speed-and-direction controller project. The battery supplies power to the PWM controller. The knob changes the duty cycle, which changes the average power supplied to the motor and therefore changes its speed. The three-position switch selects one direction, OFF or the opposite direction. Changing the polarity reverses the motor rotation. The propeller helps us observe both speed and direction clearly.”\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch1\u003eBuild Upon the Foundation\u003c\/h1\u003e\n\u003cp\u003eAfter understanding the basic kit, students may use the concept as a foundation for studying:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMotorised school projects\u003c\/li\u003e\n\u003cli\u003eModel vehicles\u003c\/li\u003e\n\u003cli\u003eRobotics\u003c\/li\u003e\n\u003cli\u003eAutomation\u003c\/li\u003e\n\u003cli\u003eConveyor-belt concepts\u003c\/li\u003e\n\u003cli\u003eDirection-controlled mechanisms\u003c\/li\u003e\n\u003cli\u003eFan-speed-control concepts\u003c\/li\u003e\n\u003cli\u003eMotorised doors\u003c\/li\u003e\n\u003cli\u003eSmall mechanical models\u003c\/li\u003e\n\u003cli\u003eEmbedded motor control\u003c\/li\u003e\n\u003cli\u003eElectronic switching\u003c\/li\u003e\n\u003cli\u003eFeedback and control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese are concept extensions only. Additional components, circuits, engineering knowledge and appropriate safety controls would be required for any expanded project.\u003c\/p\u003e\n\u003ch1\u003eThis Concept Can Also Be Used to Explore\u003c\/h1\u003e\n\u003ch3\u003eRobotics\u003c\/h3\u003e\n\u003cp\u003eRobots frequently use DC motors for movement, wheels, arms and mechanisms.\u003c\/p\u003e\n\u003ch3\u003eModel Vehicles\u003c\/h3\u003e\n\u003cp\u003eDirection and speed control are fundamental to powered vehicle models.\u003c\/p\u003e\n\u003ch3\u003eAutomation\u003c\/h3\u003e\n\u003cp\u003eAutomated systems may use controlled motors to move, rotate or position components.\u003c\/p\u003e\n\u003ch3\u003eConveyor Mechanisms\u003c\/h3\u003e\n\u003cp\u003eConveyor demonstrations can use motor direction and speed control to represent material movement.\u003c\/p\u003e\n\u003ch3\u003eSmall Fan Systems\u003c\/h3\u003e\n\u003cp\u003eA DC motor and propeller can illustrate basic airflow and variable-speed concepts.\u003c\/p\u003e\n\u003ch3\u003eElectrical Polarity\u003c\/h3\u003e\n\u003cp\u003eThe reverse function provides a visible example of how polarity affects a DC motor.\u003c\/p\u003e\n\u003ch3\u003eElectronic Control\u003c\/h3\u003e\n\u003cp\u003ePWM introduces the idea that electronic switching can regulate mechanical output.\u003c\/p\u003e\n\u003ch1\u003eConcept, Learning-Approach and SDG Connections\u003c\/h1\u003e\n\u003cp\u003eThe kit can support learning approaches such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExperiential learning\u003c\/li\u003e\n\u003cli\u003eInquiry-based learning\u003c\/li\u003e\n\u003cli\u003eProject-based learning\u003c\/li\u003e\n\u003cli\u003eSTEM education\u003c\/li\u003e\n\u003cli\u003eConceptual understanding\u003c\/li\u003e\n\u003cli\u003eObservation and problem solving\u003c\/li\u003e\n\u003cli\u003eTechnological literacy\u003c\/li\u003e\n\u003cli\u003ePractical electronics\u003c\/li\u003e\n\u003cli\u003eGuided experimentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt may also be discussed in relation to broad educational themes connected with:\u003c\/p\u003e\n\u003ch3\u003eSDG 4 — Quality Education\u003c\/h3\u003e\n\u003cp\u003eHands-on circuit wiring, observation and explanation can support practical STEM learning.\u003c\/p\u003e\n\u003ch3\u003eSDG 9 — Industry, Innovation and Infrastructure\u003c\/h3\u003e\n\u003cp\u003ePWM control, motors, polarity switching and automation are foundational concepts used in engineering and technological systems.\u003c\/p\u003e\n\u003cp\u003eThese references describe broad educational relevance only. They do not represent formal alignment, certification or endorsement.\u003c\/p\u003e\n\u003ch1\u003eA Complete Learning Journey\u003c\/h1\u003e\n\u003cp\u003eThe Motor Kit takes the learner through a connected sequence:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdentify → Connect → Assemble → Power → Control → Reverse → Observe → Troubleshoot → Explain\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBy the end of the guided activity, students should be better prepared to describe:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhat a PWM controller does\u003c\/li\u003e\n\u003cli\u003eHow a duty cycle affects motor speed\u003c\/li\u003e\n\u003cli\u003eHow polarity affects direction\u003c\/li\u003e\n\u003cli\u003eHow screw terminals are connected\u003c\/li\u003e\n\u003cli\u003eHow a DC motor creates rotation\u003c\/li\u003e\n\u003cli\u003eHow the propeller provides visual feedback\u003c\/li\u003e\n\u003cli\u003eHow faults can be identified safely\u003c\/li\u003e\n\u003cli\u003eHow motor-control concepts connect with engineering and robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eImportant Educational and Usage Information\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a DIY educational motor-control demonstration kit.\u003c\/li\u003e\n\u003cli\u003eSuggested for Grades 7–12.\u003c\/li\u003e\n\u003cli\u003eAdult or teacher supervision is recommended.\u003c\/li\u003e\n\u003cli\u003eOne fresh 9V battery is required.\u003c\/li\u003e\n\u003cli\u003eThe battery is not included.\u003c\/li\u003e\n\u003cli\u003eUse only in a clean, dry and stable indoor environment.\u003c\/li\u003e\n\u003cli\u003eNever connect the kit to AC mains electricity.\u003c\/li\u003e\n\u003cli\u003eCheck battery polarity before making the connection.\u003c\/li\u003e\n\u003cli\u003eMake all terminal connections while the battery is disconnected.\u003c\/li\u003e\n\u003cli\u003eEnsure that exposed wire ends are properly inserted into the terminals.\u003c\/li\u003e\n\u003cli\u003eTighten screws carefully without overtightening.\u003c\/li\u003e\n\u003cli\u003ePrevent the positive and negative wires from touching.\u003c\/li\u003e\n\u003cli\u003eKeep fingers, hair, jewellery and loose clothing away from the rotating propeller.\u003c\/li\u003e\n\u003cli\u003eReturn the direction switch to OFF before changing connections.\u003c\/li\u003e\n\u003cli\u003eAllow the motor to stop before reversing the direction.\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery immediately after completing the demonstration.\u003c\/li\u003e\n\u003cli\u003eDo not leave the battery connected while the kit is unattended.\u003c\/li\u003e\n\u003cli\u003eDo not operate the kit near water, moisture, conductive surfaces or flammable materials.\u003c\/li\u003e\n\u003cli\u003eDo not deliberately stall or obstruct the motor.\u003c\/li\u003e\n\u003cli\u003eDo not apply excessive force to the motor shaft or propeller.\u003c\/li\u003e\n\u003cli\u003eDo not use the controller or motor as part of machinery, household appliances or commercial equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTroubleshooting Guide\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eObservation\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003ePossible cause\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eCorrective check\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor does not rotate\u003c\/td\u003e\n\u003ctd\u003eBattery disconnected, weak battery, switch at OFF, loose wiring or very low PWM setting\u003c\/td\u003e\n\u003ctd\u003eCheck the battery, confirm polarity, tighten terminals, select a direction and increase the knob gradually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller rotates very slowly\u003c\/td\u003e\n\u003ctd\u003eLow PWM setting, weak battery or mechanical resistance\u003c\/td\u003e\n\u003ctd\u003eIncrease the knob gradually, use a fresh battery and ensure the propeller turns freely\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor operates intermittently\u003c\/td\u003e\n\u003ctd\u003eLoose screw-terminal connection\u003c\/td\u003e\n\u003ctd\u003eDisconnect the battery and retighten the power and motor wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor rotates in the unexpected direction\u003c\/td\u003e\n\u003ctd\u003eSwitch position or motor-wire polarity\u003c\/td\u003e\n\u003ctd\u003eUse the opposite rocker-switch position or, with the battery disconnected, interchange the motor wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirection does not change\u003c\/td\u003e\n\u003ctd\u003eSwitch not moved fully or harness connection loose\u003c\/td\u003e\n\u003ctd\u003eReturn the switch to OFF, check the three-pin connector and select the opposite direction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller does not fit securely\u003c\/td\u003e\n\u003ctd\u003ePropeller not centred on the motor shaft\u003c\/td\u003e\n\u003ctd\u003eRemove it carefully and refit it centrally without excessive force\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller vibrates\u003c\/td\u003e\n\u003ctd\u003eUneven fitting, bent propeller or interference\u003c\/td\u003e\n\u003ctd\u003eDisconnect the battery, inspect the propeller and refit it correctly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController does not respond\u003c\/td\u003e\n\u003ctd\u003eIncorrect battery polarity or loose input wires\u003c\/td\u003e\n\u003ctd\u003eDisconnect the battery and verify red-to-positive and black-to-negative connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire slips from the terminal\u003c\/td\u003e\n\u003ctd\u003eScrew not tightened or insufficient wire insertion\u003c\/td\u003e\n\u003ctd\u003eDisconnect the battery, insert the exposed wire correctly and tighten the screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor becomes unusually warm\u003c\/td\u003e\n\u003ctd\u003eProlonged operation, obstruction or excessive load\u003c\/td\u003e\n\u003ctd\u003eSwitch OFF immediately, disconnect the battery and allow the motor to cool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eStop using the kit if a component is damaged, produces an unusual smell, becomes excessively hot or shows signs of electrical failure.\u003c\/p\u003e\n\u003ch1\u003eProduct Appearance and Component Variation Note\u003c\/h1\u003e\n\u003cp\u003eThis kit contains small-batch educational electronic components and accessories.\u003c\/p\u003e\n\u003cp\u003eMinor variations may occur in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eController-board colour or layout\u003c\/li\u003e\n\u003cli\u003eTerminal-block colour\u003c\/li\u003e\n\u003cli\u003eRocker-switch shape\u003c\/li\u003e\n\u003cli\u003eKnob design\u003c\/li\u003e\n\u003cli\u003eHeat-sink finish\u003c\/li\u003e\n\u003cli\u003eMotor finish\u003c\/li\u003e\n\u003cli\u003ePropeller colour or shade\u003c\/li\u003e\n\u003cli\u003eScrewdriver handle colour\u003c\/li\u003e\n\u003cli\u003eBattery-snap colour\u003c\/li\u003e\n\u003cli\u003eWire length\u003c\/li\u003e\n\u003cli\u003eConnector appearance\u003c\/li\u003e\n\u003cli\u003eComponent brand\u003c\/li\u003e\n\u003cli\u003ePrinted markings\u003c\/li\u003e\n\u003cli\u003eComponent placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese minor variations may occur because of manufacturing or component availability and do not necessarily change the intended educational demonstration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImages\/creative illustration are for reference. Actual product may vary due to manufacturing, component availability \u0026amp; assembly update.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eImportant Product Limitation\u003c\/h1\u003e\n\u003cp\u003eThis product is a simplified educational motor-control demonstration kit.\u003c\/p\u003e\n\u003cp\u003eIt is not intended or certified as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA household appliance\u003c\/li\u003e\n\u003cli\u003eA finished consumer fan\u003c\/li\u003e\n\u003cli\u003eAn industrial motor controller\u003c\/li\u003e\n\u003cli\u003eA machinery-control system\u003c\/li\u003e\n\u003cli\u003eA commercial electrical product\u003c\/li\u003e\n\u003cli\u003eA vehicle motor controller\u003c\/li\u003e\n\u003cli\u003eA robotics-control system for unattended operation\u003c\/li\u003e\n\u003cli\u003eA safety-critical switching device\u003c\/li\u003e\n\u003cli\u003eA substitute for professional engineering equipment\u003c\/li\u003e\n\u003cli\u003eA calibrated RPM, torque, current or voltage measurement instrument\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe behaviour of the motor may vary depending on battery condition, wiring quality, terminal contact, controller setting, propeller fitting, mechanical resistance and component variation.\u003c\/p\u003e\n\u003ch1\u003eReturn, Refund and Exchange Notice\u003c\/h1\u003e\n\u003cp\u003eThis educational project kit contains tested and sensitive electronic components. Kits that have been opened, connected, powered, activated, assembled, tested, used, altered, damaged, incorrectly wired or exposed to moisture or unsuitable operating conditions are not eligible for return, refund or exchange. The required 9V battery is not included. Please review the product description, included components, power requirement, product photographs, demonstration video and operating instructions carefully before purchase.\u003c\/p\u003e\n\u003ch1\u003eReferences and Educational-Mapping Notice\u003c\/h1\u003e\n\u003cp\u003eReferences to NEP 2020, NCERT\/CBSE, SDGs and concept mapping are for illustrative, reference and educational-use purposes only. They indicate broad learning relevance and do not imply endorsement, affiliation, approval, certification or official alignment by any institution or authority. Concept mapping and learning relevance may vary depending on assembly, demonstration setup, supervision, curriculum and classroom use.\u003c\/p\u003e\n\u003chr\u003e","brand":"Go Science","offers":[{"title":"Default Title","offer_id":45744471310383,"sku":"2671814292809","price":649.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4442\/3471\/files\/Motor_kit_for_School_Project_with_Speed_Direction_Controller_PWM_-_DIY_RETAIL_packing_box_with_project_image_1_by_go_science_classroom_series.jpg?v=1785866467","url":"https:\/\/goscience.in\/products\/motor-kit-for-school-project-with-speed-direction-controller","provider":"Go Science","version":"1.0","type":"link"}