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Nob's H-2-O - Can you convert the H into an O? Every time you move a coin it must end up touching at least two other coins.  |  September 1, 2014
Cube Cuts - A tricky Martin Gardner puzzle - can you cut down the cube as described with less than 6 cuts?  |   September 1, 2014
Hard 14 - Can you rearrange the fourteen pieces to form an 8x8 checkerboard?  |   September 1, 2014
Domino Windows - Using the six bricks, build a wall with two 'domino windows' - one horizontal and one vertical.  |  September 1, 2014
The Theobalds Maze - Can you solve The Theobalds Maze?  |  September 1, 2014
Four Into One - Can you combine these four shapes to make the same exact shape, only bigger?  |  September 1, 2014
Three Spirals - Which spiral is biggest?  |  September 1, 2014
Four Knights - Find the shortest possible way to swap the black and white knights - only chess knight's moves allowed!  |  September 1, 2014
Choco Squares 2 - Divide this irregular chocolate bar into two pieces which can be rearranged to form an 8x8 square - divisions must be made along white lines only.  |  September 1, 2014
Heart In Heart - Which region is bigger, blue or red?  |  September 1, 2014
Five Routes - A great Sam Loyd puzzle - can you get the five men to the correct houses without crossing each others path?  |  September 1, 2014
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