author - "Marin M."

This story is about a Pig and Tiger. One day Pig asked Tiger about the Nervous System. Well Tiger is an older student so he knows all about it. He explains to Piggy what the Nervous System is and how the Nervous System works. At the end of the book Piggy is so excited he know about it he runs to tell his friends about it and Tiger goes on to explain it to more kids younger than him.