Full tank Alarm

This is one of my latest projects using  Snap Circuits Pro. This is a simple circuit which sets off an alarm when it detects a full tank. (In this case, a basin full of water.) Components used: AA Ni-Cd batteries, 1.2 volts, 1000  mA rechargeable. (4) Speaker Alarm IC NPN transistor 100Ω

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LEGO Crawler

This little critter is a bit bigger than your fist and has two legs on either side. It can either plod along or do the ducky walk. The battery pack is mounted on top of it. Check out the video below to see the crawler doing the ducky walk. Check out the video below

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Line following Robot

Hello everyone! This post is all about a line following robot built by my friend and I. We call it “Sataklela robot”, (which means “crazy robot” in Marathi!) because sometimes the silly thing would go round and round chasing it’s tail if the programming was wrong! This robot can follow almost any black line

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