Lego Mindstorms Submarine
This Mindstorms submarine (a.k.a., the Grey November) keeps the NXT microcontroller brick safe inside a plastic bag! [via The NXT Step]
Fun & Games
The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.
Don’t Blow Bubbles, Clap Them
During an ITP Camp session run by the folks from littleBits, one pair of campers designed and made this fantastic sound-triggered bubble maker in under two hours from design to prototype. They even documented the build!
Gauging Performance Between Compressed Air Rocket Mods
A magazine reader is looking for ideas on ways to measure the differences between various Compressed Air Rocket mods for an upcoming Cub Scout picnic. Have any ideas? Please share them in the comments!
Lego Star Wars Relativity
Paul Vermeesch’s Star Wars Relativity model is a 1-foot cube and contains scenes from classic Star Wars settings. Six months in the making, I present my largest creation to date: a 1x1x1 foot model of M.C. Escher’s print “Relativity” reenacted in the Lego Star Wars theme. A far larger, cleaner, and more detailed rehashing of […]
Open Source Electronic Derailleur
Nabil Tewolde of Markham, ON, created an instructable on how to build your own electronic derailleur as part of his bike computer project. Code, BOM, and schematics on Github.
Lego Circuit Board
It’s the little details I really like, here; especially the “socket header” on the back edge made by installing a regular 1×8 black brick in an unusual studs-down position.