The prize this week is an Arduino Mini Clone. This contest will run for one week (July 6 – 12, 2013). Ending time is based on central standard time. To enter, identify the item above and what it can be used for. Please note the image above is a side view of the thing. Please do not give the answer in the comments. Send an email to contest @
Rich Olson was needing a new shifter for his bike, instead of heading down to the bike shop to buy one he just fired up the 3D printer and printed up a new one. It is a friction based shifter which I remember having and preferring more than the click shifters you tend to see these days. With a friction shifter you simply move it to the position you
 Using some guidance from this page, BrittLiv has built one great looking Nerf Vulcan Sentry Gun! The spring has been swapped out to allow for more powerful and higher speed dart. The targeting looks like it is fun since it will track people and actively fire on them unless they are wearing the Instructables logo on their shirt!
We have seen all sorts of flashlights that don’t need batteries, the first style I remember was the squeeze generator type. Then the shake flashlight seemed to be all the rage, they were so popular that there were even a bunch of fake battery operated ones sold. The one thing I have never seen before was a hand heat powered flashlight. Anne, who is a 15 year old from
 Got a cool new project that you would love to use an old Apple IIe keyboard on? Or how about an Apple IIe computer that you want to use a USB keyboard on? If you have some frankenstien ideas like this Charles Mangin has just the thing for you. His RetroConnector keyboard interface for Apple IIe will let you use your USB keyboard by plugging an adapter board
Have you ever wished you had a remote control that could be set to turn off your hotel TV after a predetermined amount of time? This DIY Universal TV Sleep Timer is sure to keep you sane next time you are in a hotel and come across one of those low budget remotes they always have. Nice thing about the code is that you can program your own Arduino
This DIY Pop Bottle Airsoft Machine Gun should cost $10 to $15, doesn’t use any parts that can’t be found at your local hardware store and should take less then an hour to build. Best of all if you have a compressor handy you can shoot the thing to your hearts desire. You might run out of targets to shoot in a hurry though since it has a very
