Details the many things that teachers cannot do, from buying their own apples to going down the tube slide at recess.

"Clyde has a secret. Whenever he gets too excited, he changes into a monkey. His twin sister, Claudia, is worried that this isn't good for him. But when a ghost is seen in their school's hallway, Clyde will have to use his monkey powers to save they day. Will Clyde ever be a normal boy again?--Jacket.

It's almost summer vacation and the students in room 2B are having trouble concentrating on butterfly project,until a frightening-looking new teacher comes to supervise the suspension room.