CHILDREN LEARN THROUGH CREATIVE OPEN-END PLAY: Geomag-approved steam building toys are magnets for kids! Whether our building toys are educational toys for toddlers or magnets for kids 5+ years old, these board cutters provide DIY building fun for all ages. ENDLESS COMBINATIONS: Colorful, eco-friendly magnets allow kids to learn basic concepts of magnetism, geometry, gravity, and geometry. Geomag's easy magnetic interlocking building toys teach STEM concepts. Great magnetic building fun and educational gift! SUSTAINABLE AND SWISS MADE: These magnetic building sets are Swiss toy creation at its best. Invest in superior quality and design to ensure years of educational building fun. Super strong positive and negative magnets in each colored magnetic bar core.