Dave Prochnow

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Build It: The Electronic Post-It Note

Build It: The Electronic Post-It Note

Converting an Old Bike Into An All-Electric Cruiser
Build A Keyless Car Unlocker Out of a Cellphone
Defend Your Cubicle With A Nerf Sentry Gun

Defend Your Cubicle With A Nerf Sentry Gun

How To Build A Smart Home Sensor

How To Build A Smart Home Sensor

Turn Empty Beer Cans Into Sun-Tracking Cameras

Turn Empty Beer Cans Into Sun-Tracking Cameras

Pocket Rocket Komet

Pocket Rocket Komet

The 5-Minute Rocket

The 5-Minute Rocket