Cat Scratch Feeder
Build a snack-dispensing scratching post that will make Kitty forget the couch and curtains.
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World Control Panel
Global domination for the young evil genius.
Mario Coin Block Lamp
A few days ago, a friend told me that he saw a similar project on ThisIsWhyImBroke.com, and asked me to build one. Unfortunately, like my green lantern ring, I forgot to take a picture of the one I made for him so I built a simpler but less good-looking one of my own. This guide […]
Lumia Lunchbox Laser
Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors, and a single, very expensive, helium-neon laser from Edmund Scientific. Calling ourselves Light Opera, and later, Illuminatus, we performed at ConFusion conventions in Ann Arbor, […]
Water Leak Detector
The average life expectancy of a hot water heater is about 10 years, so it’s not a question of if it will leak — it’s simply a matter of when. In my part of the country, homebuilders have been installing these tanks in the attic. This saves space, but also means that if you don’t […]
