Challenge Your Brain Math and Logic Puzzles Challenge Your Brain Math and Logic Puzzles Dave Tuller ; Michael Rios Puzzle Wright2005Paperback96pp Illustrated253x215mm 9781402714498 Product Code: 512315 Details This collection of ‘cranium-crushing’ puzzles is definitely a challenge: as well as putting a new spin on classics including Minesweeper, Battleships ... DetailsBackDetailsThis collection of ‘cranium-crushing’ puzzles is definitely a challenge: as well as putting a new spin on classics including Minesweeper, Battleships and Fences, the authors introduce new grid and cell type puzzles that will test even the most experienced enthusiasts. Answers at the back. Ring-bound.Read moreRead less publ £6.99now £3.50 Qty Qty123 Add to Basket CategoriesDiversionsQuizzesGift IdeasLifestyleReferenceTagsPuzzles & quizzes