{"title":"Electrical Systems and Control","description":"\u003cp\u003eElectrical Systems and Control kits for CAPS Technology, Grades 7 to 9. Battery powered circuit packs covering switches, LEDs, sensors and alarms, each wired to demonstrate one specific electrical principle a learner can test and explain.\u003c\/p\u003e\u003cp\u003eFrom a first light circuit to sensor driven alarms using LDRs and thermistors, every pack here stays within the GET band's 9V DC maximum.\u003c\/p\u003e","products":[{"product_id":"light-circuit-school-project-kit","title":"Light Circuit School Project Kit with Globe and Switch","description":"\u003cp\u003eThe simplest working circuit there is, and the one nearly every electrical systems project starts from. This simple circuit kit wires a globe, a holder, a switch and a battery case into a loop that lights up when the switch closes.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobe and globe holder\u003c\/li\u003e\n\u003cli\u003eToggle switch\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire\u003c\/li\u003e\n\u003cli\u003ePrinted assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. It's also the pack to buy if a learner needs to show a closed circuit and an open circuit side by side.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobe and globe holder\u003c\/li\u003e\n\u003cli\u003eToggle switch and 2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire and printed assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48672339001497,"sku":"6009703021569","price":30.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/75d9cf5301cf6cee3e5ab7367ce9f924.png?v=1787566213"},{"product_id":"led-and-resistor-school-project-kit","title":"LED and Resistor School Project Kit","description":"\u003cp\u003eAn LED will burn out in seconds without a resistor in front of it, and that single fact is worth more than a chapter of theory. This pack wires an LED, a resistor and a switch into a working circuit so the learner can see the reason for it.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLED\u003c\/li\u003e\n\u003cli\u003eCurrent-limiting resistor\u003c\/li\u003e\n\u003cli\u003eToggle switch\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire and an assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9, and it introduces resistance in a way that a learner can actually test.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLED and current-limiting resistor\u003c\/li\u003e\n\u003cli\u003eToggle switch and 2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire and assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48672339198105,"sku":"6009703023822","price":32.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/441f24e12dd3423ad234ab36619db49b.png?v=1787564666"},{"product_id":"series-and-parallel-circuit-school-project-kit","title":"Series and Parallel Circuit School Project Kit","description":"\u003cp\u003eWire two globes in series and one dims the other. Wire the same two in a parallel circuit and both run at full brightness, and unscrewing one leaves the other on. This pack has the parts for both circuits so a learner can build them and compare.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo globes with holders\u003c\/li\u003e\n\u003cli\u003eTwo switches\u003c\/li\u003e\n\u003cli\u003eTwo 2 x AA battery cases\u003c\/li\u003e\n\u003cli\u003eConnecting wire\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide for both circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. It's one of the most commonly set comparison tasks in the syllabus.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo globes with holders\u003c\/li\u003e\n\u003cli\u003eTwo switches\u003c\/li\u003e\n\u003cli\u003eTwo 2 x AA battery cases\u003c\/li\u003e\n\u003cli\u003eConnecting wire and assembly diagram guide for both circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48672339329177,"sku":"6009703026953","price":40.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/c0554ac69ab87cda0a137157029e89d9.png?v=1787564893"},{"product_id":"alarm-school-project-kit-micro-switch","title":"Alarm School Project Kit with Micro Switch","description":"\u003cp\u003eA micro switch is the little lever switch that trips when a door or a lid moves, and it's what turns a plain buzzer circuit into an actual alarm. Mount it so the movement releases the lever and the alarm sounds.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuzzer\u003c\/li\u003e\n\u003cli\u003eLED\u003c\/li\u003e\n\u003cli\u003eMicro switch\u003c\/li\u003e\n\u003cli\u003eFour jumper leads\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case and an assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. Popular for burglar alarm, safe and security briefs because the trigger is mechanical and easy to demonstrate.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuzzer, LED and micro switch\u003c\/li\u003e\n\u003cli\u003eFour jumper leads\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case and assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48672343883929,"sku":"6009703026540","price":38.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/653ed4a34f442202b7082250925563a6.png?v=1787566510"},{"product_id":"electric-motor-circuit-school-project-kit","title":"Electric Motor Circuit School Project Kit","description":"\u003cp\u003eThe point where an electrical project starts to move. This DC motor kit wires a small motor through a switch to a battery case, ready to drive a fan, a wheel, a winder or whatever the brief asks for.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDC motor\u003c\/li\u003e\n\u003cli\u003eToggle switch\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Mechanical Systems in CAPS Technology, Grades 7 to 9. Swap the battery leads over and the motor runs the other way, which is a useful thing to make a learner discover.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDC motor\u003c\/li\u003e\n\u003cli\u003eToggle switch and 2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire and assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48672344047769,"sku":"6009703026557","price":43.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/2a64ffaab6f2c6afc546f1fa2b786fdb.png?v=1787565131"},{"product_id":"day-night-sensor-light-school-project-kit","title":"Day Night Sensor Light School Project Kit with LDR","description":"\u003cp\u003eCover the sensor and the light comes on. Uncover it and the light goes off. That's a light dependent resistor doing its job in this day night sensor circuit, and it's the pack to reach for when the brief mentions street lights, security lighting or anything that has to react to darkness.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLight dependent resistor\u003c\/li\u003e\n\u003cli\u003eBC547 transistor\u003c\/li\u003e\n\u003cli\u003eLED\u003c\/li\u003e\n\u003cli\u003eResistor\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case and an assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, and it's one of the few packs in the range that introduces a transistor as a switch.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLDR, BC547 transistor and resistor\u003c\/li\u003e\n\u003cli\u003eLED and 2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675944759449,"sku":"DISC-2026-06-170","price":32.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/399d4ce75076343d10875a123b79eb73.png?v=1787564422"},{"product_id":"moisture-sensor-school-project-kit","title":"Moisture Sensor School Project Kit","description":"\u003cp\u003eTwo probes into damp soil and the LED comes on. This moisture sensor circuit uses a trimpot to let the learner set how wet is wet enough, which is the part that lifts it above a simple on-or-off circuit.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSensor probe ends\u003c\/li\u003e\n\u003cli\u003eTransistor and resistor\u003c\/li\u003e\n\u003cli\u003eTrimpot for adjusting sensitivity\u003c\/li\u003e\n\u003cli\u003eRed LED and push switch\u003c\/li\u003e\n\u003cli\u003e4 x AA battery case with clip and an assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology. A good fit for briefs about irrigation, water saving or plant care, all of which come up regularly in SA schools.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSensor probe ends, transistor and resistor\u003c\/li\u003e\n\u003cli\u003eTrimpot, red LED and push switch\u003c\/li\u003e\n\u003cli\u003e4 x AA battery case with clip and assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675960389785,"sku":"6009703026724","price":60.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/2f4cfa3cee74c5ec01c25a8acb29d873.png?v=1787563887"},{"product_id":"traffic-light-circuit-school-project-kit","title":"Traffic Light Circuit School Project Kit","description":"\u003cp\u003eThree lamps, three circuits, one battery pack. This traffic light circuit wires red, amber and green separately, so the learner has to keep track of which wire feeds which lamp, same as the robots on every SA street corner. The wiring is where the marks are.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRed, amber and green LEDs\u003c\/li\u003e\n\u003cli\u003eCurrent-limiting resistors\u003c\/li\u003e\n\u003cli\u003eSwitches\u003c\/li\u003e\n\u003cli\u003eBattery case\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. Also the obvious choice for a road safety or town planning traffic light project where the model needs to actually light up.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRed, amber and green LEDs with resistors\u003c\/li\u003e\n\u003cli\u003ePush switches and battery case\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePole and model backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675964879001,"sku":"6009703021002","price":48.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/4707540db2ff50c09d53272f0eb92b60.png?v=1787563166"},{"product_id":"electromagnet-school-project-kit","title":"Electromagnet School Project Kit with Copper Wire and Nail","description":"\u003cp\u003eWind copper wire round a nail, run current through it, and this electromagnet kit picks up paper clips. Cut the current and it drops them. A magnet with an off switch is a genuinely surprising thing the first time a learner builds one.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnamelled copper wire and a steel nail\u003c\/li\u003e\n\u003cli\u003eSwitch\u003c\/li\u003e\n\u003cli\u003eRed LED and resistor\u003c\/li\u003e\n\u003cli\u003e9V battery clip and 4 x AA battery case\u003c\/li\u003e\n\u003cli\u003ePaper clips and an assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. One thing to warn your learner about: the copper wire is enamelled, so the tip has to be filed clean before it will make contact. The pack says so, and it's the most common reason these don't work first time.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnamelled copper wire and steel nail\u003c\/li\u003e\n\u003cli\u003eSwitch, red LED and resistor\u003c\/li\u003e\n\u003cli\u003e9V battery clip, 4 x AA battery case and paper clips\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675964911769,"sku":"6009703026717","price":56.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/917ff718af56031b70f8046277d3c669.png?v=1787565742"},{"product_id":"doorbell-school-project-kit-touch-switch","title":"Doorbell School Project Kit with Touch Switch","description":"\u003cp\u003ePress the button, the buzzer sounds, let go and it stops. This buzzer kit uses a tact switch, a momentary switch that only completes the circuit while it's held down, and that's exactly what a doorbell needs to do.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuzzer\u003c\/li\u003e\n\u003cli\u003eTact touch switch\u003c\/li\u003e\n\u003cli\u003eBattery case\u003c\/li\u003e\n\u003cli\u003eConnecting wire\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 7 to 9. A good first circuit for a younger learner because it works or it doesn't, with no ambiguity to debug.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuzzer and tact touch switch\u003c\/li\u003e\n\u003cli\u003eBattery case and connecting wire\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675965075609,"sku":"6009703025611","price":39.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/0c790b307432be8b32aad3561e5b6f0f.png?v=1787565994"},{"product_id":"hand-crank-generator-school-project-kit","title":"Hand Crank Generator School Project Kit","description":"\u003cp\u003eTurn the crank and the light comes on. No batteries anywhere in this hand crank generator, which is what makes the point: the electricity is coming from the learner's arm, through a geared motor working backwards as a generator.\u003c\/p\u003e\n\u003ch3\u003eWhat your learner works with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eA crank and gear train mounted on a base\u003c\/li\u003e\n\u003cli\u003eA motor running in reverse as a generator\u003c\/li\u003e\n\u003cli\u003eThe relationship between how fast you turn and how bright the output\u003c\/li\u003e\n\u003cli\u003eEnergy conversion from mechanical to electrical, which they can feel in the resistance of the handle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Energy in CAPS Technology, Grades 7 to 9. It's the most expensive electrical item in the range at R125, and it's the one that gets passed around a classroom the most.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGeared motor with crank handle\u003c\/li\u003e\n\u003cli\u003eGreen baseboard, gear and mounting hardware\u003c\/li\u003e\n\u003cli\u003eLED and connecting wire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTools\u003c\/li\u003e\n\u003cli\u003eGlue\u003c\/li\u003e\n\u003cli\u003ePaint\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48675971367065,"sku":"6009703026274","price":125.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/3584\/1945\/files\/e6cd64d96247b0f19470b6c39f192989.png?v=1787564177"},{"product_id":"laser-alarm-school-project-kit","title":"Laser Alarm School Project Kit with Mirrors and LDR","description":"\u003cp\u003eThis laser alarm project bounces a laser off two mirrors and onto a light sensor. While the beam lands on the sensor, nothing happens. Break it by walking through, and the buzzer goes off. It's the kit that gets the most attention on a display table, and lining up the mirrors is a real problem for the learner to work through.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLaser source and two mirrors\u003c\/li\u003e\n\u003cli\u003eLight dependent resistor (LDR)\u003c\/li\u003e\n\u003cli\u003eBuzzer\u003c\/li\u003e\n\u003cli\u003e4 x AA battery case and assembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's not included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModel and backing board\u003c\/li\u003e\n\u003cli\u003eBatteries\u003c\/li\u003e\n\u003cli\u003eTools and glue\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grades 8 and 9. 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