Whee! Physika is sliding down a rainbow and wants to see if she can bounce on a fluffy cloud at the bottom. Let's explore all the fun ways things move, bounce, and roll! A) The Story of the Ball That Loved to Bounce. B) To win the race, should your little car roll down a steep, fast hill or a long, gentle hill? C) Let's try to roll like a log and then wobble like a jelly!