Conducted at Wadhwani Electronics Lab, IIT Bombay

Workshop for Kendriya Vidyalaya Teachers

Fun with ElectronicsOutline:Working principle of RGB LEDMake a simple permanent magnet motorMake your own speakerBuild your own piano and play with your

home made speakerLED flasherSimple LDR based alarm

RGB LED

Permanent Magnet Motor

http://www.youtube.com/watch?v=vBqqDzhTnbU

To demonstrate principle of working of a motor, watch a video at

You need:• Enameled copper wire 28swg• A toy magnet• A Battery• 3/4 inch thick foamsheet• Tape• Knife

LDR based alarm

LDR based simple alarm

Make your own speakerYou need: A paper cup A coil A toy magnet A thin paper A tape

Watch this video to learn the principle of operation of a speaker

http://www.youtube.com/watch?v=LKuHuyaRiHg

Build your own piano

IC 555 pin diagram

Breadboard

http://www.youtube.com/watch?v=xSyW69QZ650

Watch the video to know how to use a breadboard