Description
製作您自己的膠球機,包括一本分步說明書、可調節坡道、自定義扣和保險杠導軌。然後,使用簡單的機器,讓球與其他膠球相關的科學實驗保持滾動。好好玩!
What’s in the box:
*26 Custom Chipboard Pieces
*Spinner Knob
*Plastic Window
*11 Custom Plastic Parts
*27 Snaps
*36-Page Book with Simple Machines Experiments, Instructions, and More
*Made in South Korea
*Wipe clean with dry or damp cloth
