Battery Projects

Arc Reactor

Arc Reactor

Instructions for making your own Arc Reactor, similar to what Tony Stark wears in Iron Man. I’ll give you a general idea of how I built it, along with how...

Posted by Eric Weinhoffer

Categories: Electronics | No Comments


IR Jammer Kit

IR Jammer Kit

These directions were adapted from alan-parekh.com. The IR Jammer project is microcontroller-based; what this means is there is a small self-contained computer that controls the unit. The IR Jammer will...

Posted by Alan Parekh

Categories: Computers & Mobile, Fun & Games | 2 Comments


Evil Mouse Prank

Evil Mouse Prank

Joe Bowers is sneaky, resourceful, and rotten to the core. Whatever you do, don’t get in a prank war with him. Returning to my desk from a coffee break, I...

Posted by Bill Olson

Categories: Fun & Games | No Comments


Guitar Strap Gamepad

Guitar Strap Gamepad

If you’re playing Rocksmith (and I think you should be), and you’re playing standing up (ditto), you have probably run into the "where do I put the controller" problem. The...

Posted by Sean Michael Ragan

Categories: Music, Fun & Games | No Comments


Geiger Counter

Geiger Counter

This DIY Geiger counter clicks and flashes an LED each time it detects a radioactive particle. It works with most common Geiger–Müller tubes, and easily connects to radiation rate meters,...

Posted by John Iovine

Categories: Science | No Comments


Tacit: A Haptic Wrist Rangefinder

Tacit: A Haptic Wrist Rangefinder

Tacit is a wearable system that translates the distance to anything you aim your hand toward into pressure on your wrist. The closer the object, the greater the pressure. Sweep...

Posted by Steve Hoefer

Categories: Arduino | 1 Comment


Wind-Triggered Lantern

Wind-Triggered Lantern

Create a little magic in your yard with this flickering garden lantern triggered by the wind, made with spare parts you probably have lying around your house.

Posted by Morten Skogly

Categories: Fun & Games | No Comments


Mechanical Image Duplicator

Mechanical Image Duplicator

Before Chester Carlson invented photocopying, inventors engineered various mechanical devices to replicate images. With a few everyday items found in the home, you can make a pantograph, an image duplicator...

Posted by Cy Tymony

Categories: Electronics | No Comments


Alarm Purse

Alarm Purse

By Norene Leddy with Ed Bringas and Johana Moscoso The Alarm Purse is a simple, fashionable way to add an audible alarm to your handbag. Tuck it away when you...

Posted by Norene Leddy

Categories: Electronics, Fun & Games | No Comments


Beating Heart Pendant

Beating Heart Pendant

While reading through Charles Platt’s excellent book Make: Electronics, I came across this nice little circuit for making a gentle pulsing LED. I was struck by the “humanness” of the...

Posted by Quinn Dunki

Categories: Electronics | No Comments