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Keva Contraptions Building Blocks 50
Keva Contraptions 50
Young thinkers can design unbelievable ball track structures via simple, stacking planks. No glue, no connectors-just loads of constructive fun! The 50-Plank Set helps kids get things rolling with two balls and an instruction book detailing how to build a Shooting Gallery, Turbine, Step Curve, and more. Ages 7+.
Code: 23698
Member Price: $27.00
$30.00
Members receive a 10% store discount!
Thank you! All proceeds from your purchase directly support the National Building Museum's educational programs and exhibitions.