Lawn Sprinkler of Friendship :')
Have you ever been in an argument with one of your friends and your lawn sprinkler helped you work it out?
Dustin from SmarterEveryDay is big into physics, and he kept arguing and arguing with his friend Steve Mould about how a lawn sprinkler works.
Eventually he realized they were saying the same thing but using different words to describe, and they were fighting even though they agreed with each other!
You can watch their water sprinkler experiment and how they figured out their argument: