When their teacher insists that all her pupils invent something for the school science fair, the students have only a vague idea how to go about it and find that bringing their projects to life is a lot more complicated than they thought.

A boy learns that a dentist will be visiting his school and hears scary rumors, but discovers there is no reason to be afraid of dentists.

"You won't believe why this old lady swallowed some leaves, a shirt, a pumpkin, a pole, some pants, a rope, and some hay! Read this book to find out!"--P. [4] of cover.