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wood cover
Compact and travel-ready at 6" x 6" x 1"
The board has laser engraved the recording system of 1-19 vertically and A-T horizontally for those that like to track their moves
More powerful with 37 tooth gears that contain the alphabet
Thus there is great flexibility in setting clues that may need letters
Loyd Polyominoes Puzzle | 8 Piece Puzzle Makes 17 Different Shapes chess players lover wood coverThis is a fascinating new design by Donald Bell from UK. Not only do you have 18 puzzles to solve, but as a bonus Mr Bell has also provided a detailed look into the design process he went through to develop the puzzle. This rare view is something mathematicians as well as puzzle designers may find very interesting. You can see the extraordinary design process at this link including the powerpoint presentation made at Gathering for Gardner 13: http:
