Thames & Kosmos Gecko Run: Marble Run - Challenge Edition Box Fan Bear has engineered this bow

Bear has engineered this bow to be adjustable from a 14” to 30” draw length range and from 10 to 70 lbs

this rugged slip-on features a durable mesh and synthetic overlay upper with adjustable laces

one garden hose adaptor

barred feathers

High-Efficiency Brushless Motor *

Thames & Kosmos Gecko Run: Marble Run - Challenge Edition Box Fan Bear has engineered this bowGame on! The Gecko Run Challenge Edition includes everything you need to challenge yourself or others to a marble run building competition. With 32 challenge cards, two rapid fire launchers, and enough parts for two kids (or two teams) to build their vertical marble runs at the same time, this set turns Gecko Run into a fun, thrilling engineering game. The open ended challenges set rules such as using only the specified parts in an allotted amount of