DIY Technology Small Production Wooden Electric Track Steel Ball Slide Handmade Building Blocks Assembled Toys For Primary And Secondary Students

Material:Wood Specification:155*105*125MM Whether can DIY:Yes Packaging:Other Whether multi-function:Yes Whether electric: Yes Ability to develop:Hands-on brain Science toys type: physics Name:Steel ball slide Applicable age:Junior (7-14 years old) 3:Building block assembly toys 1:diy science and technology production 2:Primary school students handmade