Moon Earth Sun Three-Ball Instrument DIY Technology Small Production Student Astronomical Space Instrument Scientific Experiment Material Package

Material:Wooden Specification:140*120mm DIY or not:Yes Packaging:Other Whether multi-function: Yes Whether electric: Yes Ability to develop: hands-on brain Science toys type: physics Colour: homemade space instrument applicable age:teenagers (7-14 years old) 3:Science experiments 1:DIY science and technology small production 2:Children's toys creative science education model