The crossword puzzle crackers will help you navigate through the world of Sudoku. With Sudokus, you train your concentration and logical understanding. Whether with numbers, colors, or shapes - the Sudokus come in various forms. Additionally, there are plenty of different puzzle variants to encourage a playful approach to numbers. The solutions for comparison are located at the back of the booklet. Have fun puzzling together with the super-smart Sudoku crackers!.