The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.
The Digi Comp II is a replica of a binary mechanical computer that can perform basic mathematical functions. As shown by Windell Oskay of Evil Mad Scientist Laboratories at Maker Faire Bay Area 2011, it uses billiard balls as its counters and performs calculations in real time as the balls make their transit down a ramp with specially places guides and levers.
Arvind Guptaโs playful educational mission.
These famous cereal premiums were tiny โ but packed with mighty scientific principles!
Paul K. Guillow’s model airplanes have been buzzing over parks since 1926.
Lego builder Guy Himber needed to play the piano 2,000 times in GoW3 to earn an award. However, that didn’t sound like much fun so he created a Lego robot to do it for him. This hits the ‘X’ button at about 67 times per minute, though I think only about 1/2 of them actually […]
In the early aughts, I ran a popular and well-regarded tabletop wargame modeling and converting site called 40K Konversions. It was dedicated to all forms of modeling related to the Warhammer 40,000 universe. I went through my articles from the site and have put together some of the best tips and tricks that I published.
Microsoft Research is up to their usual cleverness: HoloDesk is a novel interactive system combining an optical see through display and Kinect camera to create the illusion that users are directly interacting with 3D graphics. A virtual image of a 3D scene is rendered through a half silvered mirror and spatially aligned with the real-world […]
