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Keep your brain fit by searching vertically, diagonally, forwards, and backward in pursuit of hidden words and cracking numbers in sudoku. The Ultimate Book of Mixed Puzzles is Part of the Brain Busters Puzzle Collection.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.