DIY Pumping Unit Model Children Educational STEM Kit Experiment Tool Science Toy School Educational Fun Physics Project Puzzle

Stem Toys are Science, Technology, Engineering, and Math based toys geared towards learning, curiosity, and education. There are a variety of different

Stem Toys focusing on core disciplines in coding, engineering, chemistry, mechanical toys and more

Feature: 

1. Scientific knowledge+ability education = future competitiveness
2. What you buy is not only a family science toys, but also a kind of responsibility and attitude between parents and children in the new era.
3. Cultivate awareness: train children's hands-on ability, hand-eye coordination, exercise thinking, develop intelligence and explore science.
4. Let the children experience the sense of accomplishment and satisfaction of completing one thing during the hands-on process, and let the children grow up in learning.

Specification:
Material: wood
Size: 22*17.8*9cm/8.66*7.00*3.54in
Color: as shown 
Power supply mode: 2 * AA battery (not included)