A static pulley is the most simple and has an axel that is stationary. In other words, it uses this axel and a wheel to redirect the force of a rope. You’ll need a small cup, string, scissors, and paperclips.
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Can you make a static pulley?
SmartyPants Science
Welcome to the SmartyPants Science Channel where kids explore science concepts in fun, inquiry-based ways. This channel is run by Lynette Dickerson, a veteran teacher from South Carolina, and her son, Harper.