PicassoTiles Clear Transparent Magnetic Tile Expansion Set is a 12-piece collection of see-through tiles designed for creative STEM building. Made from high-quality BPA free ABS plastic, these tiles support early geometry, magnetism, and balance exploration. Kids can craft bright, light-catching structures that enhance spatial reasoning and concentration, making learning engaging and hands-on. The durable, reinforced magnets click easily, allowing confident experimentation without frustration. Suitable for kids 3+ and classroom environments, this set expands existing PicassoTiles collections, encouraging collaborative, screen-free play that fosters imagination and developmental growth. Arrives in 11-13 days via ExpressBox, duties included, ensuring safe, quick delivery.