Más de cincuenta sudokus diferentes para que los más pequeños aprovechen al máximo sus destrezas y se entretengan resolviendo las dificultades que este inteligente y divertido crucigrama numérico plantea.
Sudoku for the super-smart! Mensa members are known for their finely-honed logic skills--and that's just what it takes to become an expert at sudoku. So it's no surprise that this organization for the highly intelligent has put together a huge...
Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.
Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.
Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.
Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.