Wange 3 in 1 Mechanical Engineer Windmill Educational Building Blocks

• Hand Drive – This set could build :Windmill, small windmill, Catapult. Build it up , and hand drive the windmill.
• 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
• Frustration Free Package, easy to unpack,ready to play

Features :
– Compatible with Lego
– 3 in 1 Science Popularisation Teaching Aid Power Machinery Mechanical Engineering Electric Building Blocks
– Kindergarten highly recommend
Basic material : ABS
Suitable age: 3+ ages
Warning : With small parts not for children under 3 years.play it with adult.

Package includes :
1 set of building blocks