Capeci, Anne

Wishbone, David, Joe, and Sam rush to find the real culprit when David is accused by the FBI of using his computer skills to steal a huge sum of money.

When Billy finds a burlap sack containing a pistol and a cryptic, threatening note, he and his best friends Dannie and Finn avoid rehearsals for the town's historical pageant while trying to learn who holds a grudge and is plotting against the railroad.

Mrs. Frizzle takes her class on a field trip to visit Arnold's uncle who is a forest firefighter and they find themselves in an actual forest fire.

On a picnic in the park, Keesha and the other kids in Ms. Frizzle's class learn about the microbes all around them and soon find themselves pitted against the Giant Germ.