Three Puzzle Eraser Cubes.

Set of 3 puzzle eraser cubes If you like solving problems than you will love these mini IQ puzzle erasers. Each puzzle in the set of three is different and comes in its own small box. The puzzles are made of different sized and shaped erasers. It looks fairly simple, but you will find it fun and challenging to take apart and reassemble each cube. A great desk accessory, these cube puzzles will not only erase stray pencil marks, but will entertain you while you sit in your own cube. Color varies with difficulty level: white (easy), red (average), black (difficult). Sold as a set of 3 erasers for US$ 20 via Uncommon Goods.