GeoSmart Magnetic Play – Geosphere 31 Piece Building System. Create your own geosphere or other original structures with the squares and triangles. Also includes a spinner! Use the squares and triangles to create your own geosphere and other original structures. GEOSMART GeoSphere includes 31 strong, bright geometric pieces. Also includes a spinner to bring life to your kids’ creations. GEOSMART is the future of geomagnetic play. An ideal STEM magnetic construction set, GEOSMART enables fun learning at home and in the classroom. Featuring bright colors, strong magnetic pieces and a patented double-safety system, GEOSMART offers unsurpassed safety and durability for endless creative play! The GEOSMART GeoSphere set includes: 18 squares, 12 triangles and 1 spinner.