Sudoku puzzles are a fun challenge - and a great way for kids to develop their logical thinking and deductive reasoning skills. This book presents 300 Sudoku puzzles that vary widely in their level of difficulty: Puzzles 1 - 75 are 4 x 4 Puzzles 76 - 150 are 6 x 6 Puzzles 151 - 225 are 8 x 8 Puzzles 226 - 300 are 9 x 9 Kids of all ages can start at the level that works best for them and gradually build their skills. By the end of the book, they will be masters at this wildly entertaining -and addictive - logic game