A truly mesmerizing marble-track experience!The paths cut out of each track widen almost imperceptibly from one end to the other, creating an invisible slope that propels the marbles forward.Watching them go is like magic in slow-mo!Meanwhile, a swirling funnel, a rubber-band bouncer, a staircase, an alternating switch, and a zig-zag track add the perfect bursts of excitement to keep the fascination rolling.Get creative and discover the wonders of engineering with the Trestle Tracks Deluxe Set!Trestle Tracks Deluxe Set Official STEAM Stamp of Approval from the Toy Association Recommended by the Good Play Guide Unique marble run with marbles propelled by widening tracks Encourages spatial reasoning, creativity, engineering skills, problem-solving Tracks suspended by hollow stacking cubes Follow guided builds or invent your own structures! Includes 2 catchers, 2 toppers, 90 risers, 10 stainless steel marbles, 18 unique tracks, 2 base grids Fully compatible with all other Trestle Tracks sets - Collect them all! High-quality materials and construction - Lasting durability
