Think you’ve mastered fire? Make and use a bow drill.
Get surprisingly good sound from
disposable picnicware.
Here's a DIY Enhancer that beefs up the tone of open-back amps.
Optically amplified rubber band twang.
Disguise an inexpensive binaural microphone as ordinary earbuds.
Microprocessor organ and servo drum play an endless song.
Make a custom organizer for your kitchen, workshop, or desk.
Build tubular drum controllers out of PVC for a professional sound.
Make a digital drum machine that plays real drums.
Make an electronic instrument built on a 24-pin IC socket.
Explore the fine art of making Frankenmice.
How to replace the broken glass of an iPhone 3G.