V-Cube V-Udoku 3 Cube Toy The V-Uudoku V-CUBE 3 is a 3x3x3 puzzle for the serious cuber Each side of this cube is made up of different Sudoku grids V-CUBE's revolutionary design provides smooth rotation and durable fun Classic flat design, measures 2.24"x2.24"x2.24" Safe for ages 3 & up