3D Blocks Game, Wooden Tangram Jigsaw, 30PCS Intelligence Puzzle Building Blocks, Wood Puzzle Box Brain Teasers Toy, 3D Block Puzzle Cubes, Educational Toy

Every Tetris has its appropriate place. By trying different sorting directions as well as rotating, arranging and combining geometric shapes, it keeps changing until the puzzle is complete. This helps develop children's intelligence and trains children's color and shape recognition abilities, attention and logical thinking.