Tell us about yourself!
Rechargeable Battery Capacity Tester
How to tie various knots
Heat blocking curtains
Multifunction Digital Thermometer
EMP shopping cart locker
MintyBoost! - Small battery-powered USB charger
Weekly Project: Voltoids; or, How to Make 5V from 1.5V
Build a Greenland kayak part 2
Super Nightvision Headset Hack!
How to drive a lot of LEDs from a few microcontroller pins.
Charlieplexing LEDs- The theory