Pierre de Fermat wrote: I have a truly marvelous proof of this proposition which this margin is too narrow to contain. His proof of the theorem was never found, so it became know as Fermat’s Last Theorem, which is: If an integer n is greater than 2, then the equation an + bn = cn has no solutions in non-zero integers a, b, and c. Simon Singh directed a documentary about the subject: Simon
Add Like Mad, a Flash game where you have to click numbers that add to a specific total. The numbers disappear if you correctly get the total, making it harder to find the numbers for subsequent totals. I got 735 on first try, 425 on second.
Road Sign Math: The first time I saw this sign the math stunned me. It seemed so obvious and straightforward. I was surprised to not see a designated area to pull-off the side of the road and take a picture like some sort of scenic overlook or historic landmark. There should have been a line of cars observing this unique oddity. A site for posting photos of road signs that