Sandpaper Archives | Make: DIY Projects and Ideas for Makers

Gourd Clock

Take a dried gourd and transform it into a working clock!

Electronics: Fun and Fundamentals — LED Photo Lights

Easy, efficient, and effective.

iPhone Flies on a Rocket: Collect and Analyze Data!

It was a beautiful fall morning as I carefully packed the parachute, slid in the engine, and installed the igniter in my model rocket. I started the data collection program and slid the payload with a TI Bluetooth low energy SensorTag and an iPhone 4s into the payload bay. Yes, an iPhone. My wife’s iPhone. […]

Laminar Flow Water Fountain

Make a cheap, high-tech nozzle to eliminate turbulence and create incredible water effects.

World Control Panel

Global domination for the young evil genius.

Operating Railroad Grade Crossing Signal

It seems that no matter how much things change, one thing that is always constant is a kid’s fascination with all things trains. When my son was about 4 years old he was fascinated by passing trains. Even more captivating to him was the railroad crossing signals which would flash and ring to announce a […]

Fetch-O-Matic: Automatic Ball Launcher

[youtube http://www.youtube.com/watch?v=V9UOcUKazSA?wmode=opaque] Several years ago I watched a viral YouTube video that starred Jerry the Dachshund, whose engineer owner had built him his very own automated ball launcher. I had two dogs at the time, and was also unemployed with some time on my hands, so I decided to try my hand at building one. […]