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New Review: Thingamagoop 2

Analog voltage-controlled oscillators (AVOs) make a variety of intriguing hums, beeps, buzzes, and loops, controlled by buttons, knobs, and sensors. These are fantastic group projects because once the soldering irons are all put down, you get an excellent payoff: you can have an impromptu concert. Bleep Labs, run by Austin,... Read more »

New Review: Analog Geiger Counter

MAKE contributor John Iovine has been designing and improving affordable Geiger counters for decades. After Japan’s nuclear crisis last spring, his company was swamped with orders. Now they’re working on even better designs and DIY kits. This analog counter detects beta radiation above 36 kilo-electron volts (keV) and gamma above 7keV, signaling each... Read more »

New Review: Cloning a Fluorescent Gene

When I told my 8-year-old daughter I had a kit to clone fluorescent jellyfish DNA, she was excited to try it. But this is a high-school level project. The reagents are sent in a styrofoam box with dry ice, and the projects require a polymerase chain reaction thermal cycler (which Genotyp will... Read more »

New Review: TubeSat Personal Satellite

TubeSat makes space your personal laboratory. You build a satellite the size of a large soup can, get it launched into a 310km Earth orbit moving 17,000 miles an hour, and talk to it via ham radio a few times a day for 1–3 months. Smile as you reflect on... Read more »

New Review: YurtDome Kits

I’ve thought of building a dome for years, and when I was looking for a quick and relatively inexpensive place to put my workshop for the winter, this kit from Shelter Systems seemed like just the ticket. Based in Santa Cruz, Calif., Shelter Systems is still using the same non-puncturing... Read more »

New Review: Wise Clock 3

The Wise Clock 3 is an easy and highly customizable driver for a 32×16 RGB LED matrix display (included). Its default program includes several different clock modes, but it can also display the date and temperature, or any message. Check out all the different clock faces, including Pong and Pac-Man. Read more »