Thursday, April 21, 2011
Tuesday, November 2, 2010
Thursday, October 28, 2010
Sunday, October 10, 2010
It’s the Friday Puzzle…..
How can you put the stones in the boxes to ensure that each box contains an odd number of stones? There are at least two solutions – can you find both of them?
Thursday, October 7, 2010
Wednesday, October 6, 2010
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