Click Play Time 3 at Cool Math Games: Put on your thinking cap and solve another round of zany puzzles. Can you find the play button in each level?. Tetroid 3 at Cooi Math Games: Fill the board with colorful bricks! How many points can you score before you get stuck?. Identify Planar and Solid Shapes. /. Which 2 Dimensional Shape is Described? /. Compare Sides and Corners. /. Classify Quadrilateral Shapes.