Sudoku is the most popular number puzzle game. By using logic and patience, children will be able to solve games.This game is for children over 5 years old. At the same time, this game develops children's memory, attention and trains their minds.Sudoku is a logic game that operates only with numbers. Using only logic (does not require advanced knowledge of mathematics), you can have great fun in the most useful way.Suitable for children age:6-7, 8-12 yearsThe format corresponds to approx. DIN A4 (8.5 x 11 inches)..