Hand-Crank USB Charger

I wanted to be able to charge my cell phone, MP3 player, and other USB devices while not having plug-in power available. This hand-crank generator, originally designed by Ben Heck, ended up working the best. Read more »

Steam-Powered BoilerBot

You may be familiar with the battery-powered, pager motor-driven, toothbrush head bristle bot. This project turns that modern classic into a retro-fantastic, Steampunk delight by replacing the battery with a fire stoked steam boiler, the pager motor with a single-action, oscillating piston steam engine, and the toothbrush head with a... Read more »