MIT brings Google App Inventor Back As Open-Source Project
Google and MIT are pleased to announce the initial free and open-source release from Google of the App Inventor source code at http://code.google.com/p/app-inventor-releases/.
Blog
How-To: PC Fan Stir Plate
Liam made this cool DIY variable speed stir plate for creating yeast starter for his homebrewed beer. To control the speed of the magnetic stirrer, he used an ATmega328 with the Arduino bootloader connected to a PC case fan. Liam even made use of the LEDs that you can sometimes find on fancy fans to […]
Math Monday: Passing a Cube Through Another Cube
It is an amazing fact that it’s mathematically possible to pass a cube through a hole in another cube of the same size. If you stand a cube up on a corner (with a diagonal vertical) and shine a light down on it, its shadow is a regular hexagon. If you calculate carefully, you’ll find that a square face of the cube can fit inside this hexagon with a bit of room to spare on all sides.
Project: Quilled Hearts & Flowers Valentine
By Ann Martin If you enjoy making Valentine cards, quilled hearts and flowers are a great way to add dimension. At first glance, quilling might seem complicated, but it honestly isn’t hard to do once you’ve learned the basics. An added bonus is that it’s one of the least expensive hobbies I’ve come across, and […]
Seattle Mini Maker Faire Opens CfM!
OMG! Seattle, the city in which my apartment resides, is having its first-ever Mini Maker Faire, and I couldn’t be prouder. We’ve been working for long months in secret, planning with the city’s Science Faire Day, scheming layouts, and dreaming big. I’m so happy this has launched and now I can announce it to you […]
Soft Circuit Suspenders Police your Posture
Tobias Sonne of Carnegie Mellon devised suspenders equipped with stretch sensors that detect differences in resistance depending on the user’s posture. If there is not enough stretch in the suspenders, a buzzer gives haptic feedback, alerting the user to sit up straight.
How-To: Add a Simple Lining to a Too-Sheer Shirt
Nicole from Cola Cola Island takes the scandal out of too-sheer tops with her simple, quick shirt lining tutorial. And, as a gal who’s had the experience of going outside in a fancy new shirt, only to find out—embarrassingly after the fact—that it was completely see through it in the sun, this is a how-to […]