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Math Clock

On this nifty Pop Quiz Math Clock from ThinkGeek, "each hour is marked by a simple math problem -- solve it and solve the riddle of time." Click here for first picture in gallery.

Or, you can just know that "52 - x2 + x = 10" happens to live in the "7 o'clock" position and be done with it.
[via ThinkGeek]

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This entry was posted on 09/27/2008 00:59am and is filed under Gadgets, ThinkGeek .
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