Contixo ST15 65-Piece Marble Track Magnetic Tile Set, Glow-in-the-Dark, STEM Building Blocks for Ages 3+

The Contixo 65-piece Glow-in-the-Dark Marble Run Magnetic Tile Set includes magnetic tiles, glow-in-the-dark marbles, and LED light-up pieces for hands-on STEM play.

• The description claims the set teaches principles of Science, Technology, Engineering, and Math.
• The description claims the tiles are made from durable, BPA-free, non-toxic materials.