Holiday Rube Goldberg
Roll a marble to knock down the dominoes that then drop a ball, which releases a lever that fills up a cup of milk! Explore how simple machines can make …
Roll a marble to knock down the dominoes that then drop a ball, which releases a lever that fills up a cup of milk! Explore how simple machines can make …
Did you know ship captains use trigonometry to help them safely sail the seas? Explore how to take measurements like an early ocean navigator as you create and use your …