The Magic School Bus

A know-it-all gets Ms. Frizzle's (Lily Tomlin) class lost in outer space.

Ms. Frizzle's students explore Arnold's digestive system after he accidentally swallows his miniaturized classmates.

The class explores the immune system when Ralphie gets sick.

Establishing a connection between a soggy shoe and a tuna sandwich leads to an ocean field trip.

The class searches for Wanda's pet frog Bella.

The class explores rotting objects in an abandoned lot.

Phoebe explores a desert's animal and plant life.

Ms. Frizzle's class experiences sound at the spooky mansion that houses the audio museum.

The shrinker-scope on the bus malfunctions, causing Ms. Frizzle's class to be baked in a cake.

Ms. Frizzle combines physics and baseball in a frictionless baseball game adventure.

Ms. Frizzle's class searches for a plant for Phoebe's garden.

The class explores the inside of an anthill.

The class gets a wild ride through the skies when the bus is transformed into a weathermobile.

Ralphie is crushed when a fever keeps him home from school the day he's scheduled to host a FNN (Frizzle News Network) television broadcast on health. With Tyne Daly as Ralphie’s mom

Arnold and Keesha are in trouble when they forget to bring in their assignment on "two things that go together."

It's Ms. Frizzle's birthday, and a field trip to the bakery seems perfect -- until the bus's shrinker-scope goes on the fritz and the class gets baked in a cake! With Dom DeLuise as the Baker.

The Friz transforms the bus into a Weathermobile and -- in a wild ride through the skies - Ralphie becomes the meteorological superhero of his dreams.