Sudoku is a game of logic, reasoning, and process of elimination, no math skill is necessary to be proficient at Sudoku.-Includes 300 fun and challenging puzzles-5 different puzzle sizes (9x9, 10x10, 12x12, 15x15 & 16x16)-4 Jigsaw Levels-Accurate difficulty and complete solution provided!This collection of puzzles will keep you busy for hours!Scroll Up and Click Buy Now!