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Amazon Product
Amazon Product
I like using small bells as an easy “end goal” for a Rube Goldberg Machine—students can clearly see and hear when their machine actually worked. It’s simple, satisfying, and doesn’t require anything complicated to set up.
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Pros
- +Clear, motivating final step for the machine
- +Easy for students to test quickly
- +Reusable for multiple groups and classes
Cons
- -You may need a few if multiple groups are testing at the same time
