Gemudoku is a relaxing puzzle game combining Sudoku and block puzzle. It’s a simple but challenging free puzzle you will love it. How to Play? 1. Place blocks to clear the play area. 2. Horizontal, vertical designated 3x3 grids all work! 3. Blocks cannot be rotated. Features Easy to play, and classic brick game for all ages! No Wifi and You can play it anytime, anywhere. No time limit！The best time killer! Try to beat your high score or compete with friends. Have fun and train your brain!