I found this interesting instructable about making a postal scale from old CDs. The completed scale seems accurate enough for most peoples needs. Check out the link for more information about the build, including how to accurately calibrate the final scale using quarters. More about making a Postal scale from old CDs
YES-2-Tech, part of a program called Youth Exploring Science (YES) at the Saint Louis Science Center, published an instructable about making geodesic greenhouses. They write: Working and building the domes has been exciting, but also very beneficial. We traveled around St. Louis teaching kids and adults about the purpose and functions of the greenhouses. Also, […]
Instructables user kraker89 made this really sweet climbing wall in his garage. He documented his process and insights very well; it makes me want to build one!
Devin created a digital version of the classic ondes Martenot electronic instrument using a USB Gametrak controller – Like the Ondes, I wanted the controller to give continuous and fluid pitch adjustments, a deep volume control, and offer a range of timbres. All of the materials needed for this project are a Gametrak video game […]
Here’s an Instructable on adding a supplemental solar panel to a mobile phone. Doesn’t seem like it crazily increases battery life, but certainly can’t hurt. (via Ecofriend)
Instructables user dylan2106 writes: I often find getting out of bed in the morning a bit tricky. When i have somewhere to be at a certain time, i get up pretty reliable. However when I want to get up it always seems that I manage to turn off my alarm clock before fully waking up. […]
Doozer_not_fraggle put together an Instructable for a honey extractor made from an old washing machine. I know a lot of you keep bees – have you come up with clever ways to extract honey?
