Rube Goldberg #2

We built our catapult today. At first, my group thought that we should have something similar to a see-saw. We were thinking about having a shoe hit our see-saw/catapult. There was a lot of flaws in that plan. So, we scrounged the internet for a simple catapult. We found one that was made out of two soda cans, rubber bands, and a fork. Click here to watch the video…. We decided to build it. Audrey, Julia, and I had watched the video a million times, so we got right to work. Not the best idea. We emptied the coke cans we were using. As we were building, Audrey suddenly said that we weren’t supposed to empty the cans. We were reluctant to believe her, mostly because we didn’t want to start over, but unfortunately, Audrey was right. We got more cans, and then another problem surfaced. We couldn’t find any rubber bands! We scrounged my house and found a few. We were very proud how well our catapult worked.

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