FatBrain Tumble Trax Magnetic Marble Run

Inspire creativity and critical thinking with this STEM building set from FatBrain. Durable pieces snap together for endless open-ended play.Tumble Trax Magnetic Marble Run is from Learning Resources, a marble-run toy built on tracks and gravity - marbles spin, race and drop through layer after layer of track in a clear, freely assemblable structure, vividly showing the principles of kinetic energy and gravity for double the fun of building and watching.

Made with fine craftsmanship and safe materials, this toy is built for everyday play, collection and display - a quality choice loved by families.