Air Cooled Mouse Pad
Tom sent in this fun how to from Jared and Dan “The idea for this project evolved out of necessity. Dan and I are both avid gamers. After a few hours of gaming with our normal high-end mouse pads you get a build up of sweat. The mouse and mouse pad becomes slippery and you start to loose your competitive advantage due to the loss of precision. While there are a couple mice on the market that have small fans in them to dry out your palm, they all have major failings in precision and accuracy. So after some thought and discussion we chose to build out our own custom mouse pad with a blower in it to suck the air down through the pad and away from the gamer’s hand. The result is astonishing!” Link.
Joelsprayberry on Instructables writes “This is a DJ CD case turned upside down with 2 layers of hardibacker board (pegboard with no holes). I run an acoustic guitar through all of these pedals to create “live loops” so I needed to have an extremely quiet sound with no low hum or buzz. I ran George L’s audio cables and tons of 9volt power. I think this may be the most amount of pedals you can get into one space.” 
Google Maps Mania always has excellent finds like this one for MCE and Xbox 360 owners…“Here’s a great tip for browsing Google Maps from the comfort of your couch using the Microsoft Windows Media Center. Colin Savage picked up the Google Maps API and the Software Development Kit for the Media Center to create this page. Colin explains how to add the page to your own Media Center so you can use it to browse Google Maps.” 
Cool manual from 70’s spotted on Retro Thing! “Here’s a link to a classic 16-page design manual for model rockets. It covers how solid rockets work along with basic design, and construction. Includes a couple of pages about multi-stage and large scale designs, too.” [
Raph writes “Since the first time I saw a projection clock, I knew one day I would build my own by converting a watch with an LCD display. Last week, I bought a watch in a dollar store and managed to convert it to a projection clock. I can finally project the time on my bedroom ceiling.” 
Patrick Keane writes “Here’s how to add a homelink to your car: 1) Buy homelink visors from ebay as cheap as you can get them from any car you like. 2) Tear them apart, and remove the Homelink module. 3) Cut small opening in headliner / dash panel / or opt to rewire the buttons and creatively locate them. 4) Attach +12V (black) and GND (brown) wires to nearby power source (overhead lamp). 5) Train it using your garage door opener(s) (see 
Here are a ton of PC joystick interface circuits “Fake Joystick circuit, the wire between multi-IO card and joystick connector, adding second joystick to PC joystick interface, Y-cable problems with soundcards and how to solve them, soundcard joystick port problem solver, build your own joysticks and controllers , convert Atari-style joystick to PC joystick port, use PC joystick port to measure temperature and light levels, connect other circuits to PC joystick port , using the joystick port as general purpose input .”