Fun & Games

The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.

Tabletop Catapult, Ballista, and Trebuchet

These three great starter kits for making small tabletop siege weapons pack quite a kick. They’re simple to build, and include well-documented, easy-to-follow instructions. All components are made of quality materials accurately machined and drilled. The Ballista kit (pictured) is built of laser-cut hardwood and is a real blast to assemble and fire. It’s a bit more difficult […]

The Dice Kit

This is a fantastic introductory electronics kit that comes with your choice of large red or green LEDs and everything else needed (aside from a soldering iron, solder, and flush cutters) to make one electronic 6-sided die. (The manufacturer says: “The name Dice Kit sounds a great deal better than ‘Die Kit’, so we bent […]

Red Blinky POV

This kit is amazingly cool and easy to use. POV (persistence of vision) displays show words or patterns that seem to float in mid-air; if you’ve ever seen one, you know what a great effect it is. A line of LEDs flashes the Y component of what you’re displaying, and you provide the X by […]

Rainbow Cube

The Rainbow Cube is a nerdy but gorgeous accent light consisting of a 4×4×4 cube of red-green-blue LEDs. Depending on how it’s programmed, colors appear to move, pulse, or wash through the cube in all directions, which is fascinating to watch. The LEDs connect to the PCB base via an ingenious structure consisting of thin […]