Make a cheap perpetual calendar

3152681223 6138F126E5 B
3152682041 3B1A36Dff4 B
Evil Mad Scientist Laboratories - Cheap Perpetual Calendar...

A quick, handy, geeky, and seriously inexpensive perpetual calendar for your desk.
Got 12 cents and a scrap of cardboard? You're good to go!


Cut twelve slits, stick in your pennies, and... here it is, all built...

Posted by Phillip Torrone | Dec 31, 2008 05:45 AM
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