Acorn Man is a children's book. It tells a fictitious story about an acorn that wanted to fall from a branch of an old oak tree. One day, the acorn fell from the tree. Life on the ground was not what he thought it would be. He discovered that many animals on the ground were waiting to eat him.Acorn Man is a children's book. It tells a fictitious story about an acorn that wanted to fall from a branch of an old oak tree. One day, the acorn fell from the tree. Life on the ground was not what he thought it would be. He discovered that many animals on the ground were waiting to eat him.