Tuesday, November 25, 2014
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Thursday, November 13, 2014
BLOG CARNIVAL #163....LET'S GO! Fun fact: The number 163 is prime, which we can prove simply by showing that it is not divisible by 2, 3...
For the solution, click "Read More" below.
The scales below are balanced. Each scale is a different puzzle. For each scale, start by taking off as many blocks as you can from each si...
To a topologist, two shapes are "the same" if one can be stretched, twisted, and distorted into the other shape without b...