Young thinkers can build unbelievable ball track structures with this simple stacking plank set. Create ramps, funnels, chutes and crazy contraptions like the "Black Hole" and "Bounce Plate." Then find out if the ball rolls as expected. No glue, no connectors: just loads of constructive fun!
Cheapest price in the interval: 63.55 on November 6, 2021
Most expensive price in the interval: 63.55 on December 20, 2021
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