Math Things Blog

10, or 10,000?

On Denise Gaskins’ excellent site Let’s Play Math, I came across a mention of a “Super Rod,” in response to a question about how we would visually portray the number 10,000.  That's a Centibug ruler in the middle... Read more

3-dimensional Tic-Tac-Toe

There are lots of Tic-Tac-Toe (Noughts and Crosses, whatever) games and strategies out there, but not many truly 3-dimensional games...  Read more 


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