Math Monday: Make a Marble Run
Build a Pascal’s Marble Run, a deterministic marble board.
Fun & Games
The latest DIY ideas, techniques and tools for bikes, rockets, R/C vehicles, toys and other diversions.
An AR Desktop Behind a Clear LCD
Stevie Bathiche, director of Microsoft’s Applied Sciences Group, introduces this video from GeekWire by explaining that “it looks like we just took an LCD and took the backlight off, but that’s actually not true. There’s actually been a lot of work that Samsung has done to improve the transmission quality of this display.” Be that as it may…
LEGO NXT-ified Friends Robotlab
17 year-old Anika Brandsma, of the Netherlands, (known as Anika Vuurzoon in the LEGO community) built this excellent take on the LEGO Friends Olivia’s Invention Workshop set. To bring Olivia’s enviable robotics workshop to life, Anika added motors, sensors, and the micro controller brain from a Mindstorms NXT set. She hid the mechanisms below the […]
Giant Rubik’s Cube Coffee Table
Instructables user Random_Canadian (a.k.a. Gavin Wolchina of Calgary, AB) built this giant and fully functional puzzle cube that also serves as Gavin’s coffee table. It’s 27″ across, weighs less than 30 pounds and took one month to build.
DIY Bike-Welding Jig
Dave Heisserer and Dillon Hodapp of Minneapolis, MN, are building the Jiggernaut, a crowdfunded bike-welding jig: Dave and I have wanted to build our own bicycle frames for years. Being bike enthusiast as well as handy people, there’s just something about a unique, hand crafted frame that resonated with us. While researching frame building, we […]
ILM Weighs in on Human Birdwings Video
Gizmodo asked the CGI experts at Industrial Light and Magic to look at the human bird wings video that we, Gizmodo, TechCrunch, and a bunch of other sites posted yesterday. Eleven experts cry foul (fowl) and offer some pretty compelling evidence that it’s most likely a well-crafted hoax. CGI Experts Say Flying Bird Man Is […]
Lego WeDo Most Useless Machine
GeekDad Robert Ferguson is playing around with Lego WeDo, a robotics system intended for kids too young for Mindstorms. He tested it out the best way possible, by building a Lego Most Useless Machine! It sounds like Robert’s post is the beginning of a detailed exploration of the system, so be sure to check back.
