Wally has a surprise for Rosy. He has got her paper windmills. In fact he got her three windmills! But there are too many for Rosy! She decides to let Wally have two. Now Rosy only has one and she becomes sad. They try to share it equally among the two of them but it is not possible. One always has two while the other has one. What should they do? In this episode, preschoolers learn the concept of equal.