Thursday, October 23, 2014

Sam Loyd and Mrs. Perkins's Quilt

Sam Loyd produced this puzzle a while back, and it has become one his most famous puzzles:

Warning: The diagram above shows a 14 x 14 square quilt that has more than 169 square pieces.  The diagram is wrong.  What is the smallest number of square pieces that this quilt can be composed of?

The solution will be posted on Saturday.


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