RC tricopter maiden flight and crash

First Attempt To Make a "Simon Says" Game With an Arduino

2W 445nm Blue Laser versus 11 CD cases

Pop Can Soda Solar Heater

Origami Secrets of the IF Mode Folding Bike Revealed

How to Make a Wearable Harness for a Box-like Object out of Rope

9 volt Battery Mini Snowblower

Hooking up an ATtiny44A on a breadboard

Make A Battery Out of Some Lime Lemons (Audio in Video is Portuguese)-Como fazer uma lanterna com limão

TweetDuino

XBox Kinect + Projector + rear projection screen

Acrylic Glass (Plexiglas) Folding Heater

A Web Connected Robot Roaming

The Depreciator: a homemade backyard roller coaster