STG SmartMax Mega Ball Run — 71-Piece Magnetic Ball Track Set

Build the ultimate ball track with this SMARTMAX magnetic construction set containing 71 pieces. Create endless options and crazy machines and let the balls roll using special parts including tubes and X-shaped bars with 4 magnetic ends. SmartMax enables young children to explore magnetism safely with strong, oversized pieces designed for handling by young kids. All parts can be combined with all existing SMARTMAX sets. SmartMax products are safe and durable and are made from the highest quality materials; our magnets are incredibly strong, able to carry up to 60 times their own weight.