Happyxuan Password Box DIY Kids Science School Projects Experiment Kits Boy Physic Fun Toy Education

Happyxuan Mechanical Password Box DIY Kids Science school Projects Experiment Kits Boy Toy Invention innovation Creative stem Education Product material:Wooden Product size:1398cm Suitable age:over 6 years old Product functions: 1. exercise kids handon ability and creative thinking skills 2. easy to opreate, give kids a sense of accomplishment 3. Enhance children s scientific knowledge 4. Inspire children s interest and curiosity Note:The price is for 1 set. The product is nonfinished product. Work p