Dowling Magnets Foam Fun Magnet Tangrams, Set Of 56Explore, Compare, and compose shapes with these Ancient puzzles. Soft, colorful foam is durable and easy to grasp. Magnet tangrams are a fun way for children to develop important math and visual skills: geometric and spatial reasoning, problem solving, and art design! encourage children to create their own patterns and pictures using the seven geometrical Tangram magnet shapes on the refrigerator or on magnetic lap boards whiteboards (sold