Ed Walters speaks with Albert Einstein and mentions his theory of relativity. Einstein humbly says he too is still figuring out how his theories work.

Beakman acts as Einstein to explain the theory of relativity. He breaks down each component and explains what it is. He also explains relativity using an animated clip of cars on the highway.

On a date, Einstein discusses how it would become possible for time to stand still, and discovers the theory of relativity.

Galileo explains to his student that, if two balls are dropped at the same height, they will both hit the ground at the same time, regardless of their weight.

Mr. Seaver begins teaching the class a lesson on gravity out of the textbook. He is especially confused by the book's claim that a coin and a feather will fall at exactly the same speed. After Luke challenges him to prove it, he tests the claim.