DIY Self-made Ammeter Children's Handmade Stem Science And Technology Small Production Invention Students Scientific Experiment Materials

Material:Wooden Specification:100*62*68mm DIY or not:Yes Packaging:Other Whether multi-function: Yes Whether electric: Yes Ability to develop: hands-on brain Science toys type: physics colour: ammeter applicable age: juvenile (7-14 years old) 1:DIY science and technology small production 3:Science experiments 2:Children's toys creative science education model