Andux Wooden Sudoku Puzzle (Colorful) SD-08 (Blue)

No pencil or paper required. Made of beech wood, 81 thinking tiles. The best way to train brain.
*Comes with booklet of 52 sudoku puzzles, divided into four difficulty levels.
*With 9 pieces spare chess, with drawer design, developing children¡¯s storage habit.
*The objective is to fill a 9¡Á9 grid with digits so that each column, each row, and each of the nine 3¡Á3 subgrids that compose the grid (also called "boxes", "blocks", "regions", or "subsquares") contains all of the digits from 1 to 9.
*Colorful - One color for one figure, easy to catch their attention at 1st glance and separate the numbers during game. Makes a great board game gift for number-puzzle lovers.