Crabkingdom Hook Wheel Science Experiment DIY Toys Set Physical Experiment Material Toy

Description Creative Hook Wheel model kids toy kids educational DIY experiments toy Fun Elastic mechanics scientific principle Exploring mechanics interaction of the force of elastic friction and gravity Develop kids handeye coordination and help know the theory of power expand kids scientificmechanical interest You can also color it with your kids a wonderful birthday gift toy collectibles for kids and adultsSpecification Brand Crabkingdom Item Number JY W1ZT00028 Main Material Wood Color As Pictures Finished Size Approx 140 90 90mm Package 1 weight 1 elastic rope 1 plateNote Due to the manual measurement please allow 1 2mm differences in sizePackage Included 1 DIY AssembleHook WheelModel Kits