Smartmax Mega Ball Run

Build the ultimate ball track with this new magnetic construction set! STEM CONCEPTS: This set is perfect for young kids to have a fun introduction to STEM concepts like magnetism and color coding with “cold” and “warm” colored bars. - ENDLESS PLAY: Kids will love playing with this set building over & over. The possibilities are endless! - DU... moreRABLE: This construction set is long-lasting. The magnets can carry up to 60 x their own weight, making remarkable structures possible. - INCLUDES: 71 colorful pieces with strong bars, metal balls, tubes, connectors, a slide & an activity guide.