20:40

You Will Be Surprised How Expressive It Is - THE STEPPER LESLIE -

22:34

A MODIFIED TAPE DELAY WITH 6 TIMES AS MANY TAPE HEADS - THE MEGACAT

9:24

Workout Drum Machine!

17:57

Gearless Magnet Bike

26:51

Downloading Images From US Military Satellites

15:35

Will this toy engine work at full size? (yes)

24:41

Shaving Compact Discs to improve the sound (?!)

38:17

The BEST Vintage DIY Magazine Synthesizer You Can Get Your Hand On - E&MM SPECTRUM SYNTHESIZER