Sciencow Robot Building Toys For 6 7 8 9 10 11 12 13 14 Years Old Kids | 25-In-1 Construction Blocks Sets For Robot Or Trucks, CSciencow, our company is aiming for a design philosophy that you will like at a glance. Interesting building blocks toys allow children to explore different possibilities and develop their imagination, curiosity and creativity. Build a larger world with smaller blocks. 573 building blocks are divided into 12 groups, each group can form 2 tool carts with different shapes and functions. They are Excavator Wood grab Crane Mining vehicle Mixer Bulldozer