Marble Runs

SmartMax Mega Ball Run

SmartMax Mega Ball Run: Build the ultimate ball trackContains an amazing 74 piecesMega Ball Run contains special parts including tubes and X-shaped bars with 4 magnetic endsSmartMax enables young children to explore magnetism safelyStrong, oversized pieces that are specifically designed for handling by young kidsSmartMax products are safe and durable, made from the highest quality materialsSmartMax's magnets are incredibly strong, able to carry up to 60 times their own weightSmartMax magnetic bars feature u...

MPN: ebc4b64e5b9baa73b0e7e0121170e8ff