Lesson 1 of 3 · Discover

The Great Falling Race

With the air out of the way, everything falls the same — whatever it is made of.

Before you start, go and ask a grown-up for

  • One hardcover book — a heavy one
  • Three sheets of paper that are exactly the same, and permission to crumple two of them

No scissors. Nothing sharp. Nothing that can break. You can do this whole lesson standing on the floor.

11 parts · about 30 minutes · you can stop and come back