Product Review
This set could build :Windmill, small windmill, Catapult；Learning:application of the ratchet;speed variable principle;the pulley；Including 50 pieces of bricks,compatible with leading brand；Great for kids to learn mechanical science
- Great Value - Pay for 1 , and play 3 :Windmill, Small windmill, Catapult.
- STEM Education - First step to learn the physics science, learning the application of the ratchet,speed variable principle, and the pulley；
- Compatibility - Including 50 pieces of bricks,tested compatible with all major brands
- Blocks in Motion- Build up and hand drive the mill to run
- Frustration Free Package - Easy to unpack,ready to play
