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Measure for Measure

This article, written for students, looks at how some measuring units and devices were developed.

Seesaw Shenanigans

Age 3 to 7
Challenge Level

Choose an animal. What do you think will happen when you put that animal on one side of the seesaw? Why? Try it!
Were you right?

Choose another animal to put on the other side of the seesaw. What do you think will happen? Why? Try it!

Can you describe what happened? Why do you think thatĀ happened?