The school district’s Vehicle Maintenance Inspector, Junkett is about to condemn the Magic School Bus!

Always the caring soul, Phoebe goes on a crusade to save the animals and plants of the desert -- and discovers how well they take care of themselves.

The class is thrilled about its upcoming concert at the Sound Museum -- until they discover the spooky mansion is more of a thrill than they bargained for. With Carol Channing as Cornelia C. Contralto.

The Magic School Bus goes into show business when Keesha directs a movie about social animals for the school science fair.

To help them understand how the Earth makes islands, Ms. Frizzle presents the kids with an island that hasn’t been discovered yet!

Keesha and the class return from vacation to find her prize cucumber has turned into a pickle! Could the Mike Robe gang be to blame?

When Dorothy Ann warns the kids there’s an asteroid headed straight for their school, Ms. Frizzle arranges a field trip into space.

There’s a monster in Walkerville Lake! Wanda competes with Gerri Poveri, a TV reporter whose ratings are sinking, to be the first one underwater.

Two inches tall and trapped in a bathroom at Wanda’s house, the kids must use what they’ve learned about structures to escape before Wanda’s mother discovers them.

Is Mr. Sinew any match for the Friz? At this year’s “Teacher-athlon,” the kids fear Ms. Frizzle doesn’t stand a chance against the muscle-bound gym teacher from another school, so the class travels inside her body for a closer look.

Ms. Frizzle takes the class on a field trip to R.U. Humerus's Body Shop. They learn how bones, muscles and joints all work together to help us move.

Arnold and Wanda are due to give a report on the town waterworks. But Ms. Frizzle thinks it's field DRIP time! She turns the bus and class into water drops and the kids evaporate, condense, become rain and rush by river into the ocean. After several trips through the water cycle, they're ready to turn back into regular kids. But the magic key that will get them out of the cycle is locked in the school bathroom! Trying to work their watery way into the bathroom, the kids go through the town waterworks and see how water is purified. Can they get to school through bathroom pipes? Or are they stuck in the water cycle forever?

“Where did the hot go?” wonders Arnold when his hot cocoa cools off. So, Ms. Frizzle whisks the class to the Arctic!

Ms. Frizzle transports the class into a 1950s horror movie, where a 50-foot praying mantis is wreaking havoc on the town. Ed Asner stars as the film’s power-mad protagonist, General Araneus.

Phoebe tries to grow a vine for the school play, Jack and the Beanstalk. But her plant is more like a beansprout than a beanstalk! With the opening curtain only moments away, Ms. Frizzle turns Phoebe into a bean plant so she’ll grow into the star of the show!

Arnold brings in a webbed hoop for the International Show-and-Tell Competition, left behind by his great-aunt, a famous archaeologist, but he has no idea what it is! Can the kids find out what it is before he takes the stage? With Alex Trebek as the “Sportscaster.”

The class finds Ms. Frizzle inside her closet—playing a pinball machine she created with light pulses instead of steel balls. With time and the light pulses running out, the kids must discover the secrets of color—before the principal, Mr. Ruhle, discovers them!

Wanda plans to see The Nutcracker ballet, but during a trip to Murph’s recycling plant, the toy soldier she needs to get into the theater accidentally becomes a plastic pellet! Ms. Frizzle activates the Bus’s Un-Recycler, taking the class and Murph on a song-filled field trip, where they learn how everyday items are made from recycled trash.

When Wanda’s favorite singer, Molly Cule comes to town and she chooses Ms. Frizzle’s class to wash her famous car, the kids discover how to clean the car down to the very last bit.

The light show at Walkerville’s old theater is illuminating, but Arnold’s bossy cousin Janet claims she could put on a much better show—if there wasn’t a ghost living in the theater!

To celebrate the founding of Walkerville, Ms. Frizzle’s class sculpts a stone likeness of its founding father, Captain Walker. As they add the finishing touches, the statue tumbles down the mountain. Ms. Frizzle turns the Bus into a huge boulder and the kids into rocks while bumping down the mountain in a desperate attempt to save the statue.

The only contribution the kids in Ms. Frizzle’s class have made to the Walkerville Space Capsule is an empty jar. “It’s not empty,” argues Keesha. “It’s filled with air!” Ralphie thinks that air doesn’t do anything, but when the bus shrinks and gets stuck inside the jar—the class finds that their only hope for escape is... air!

Phoebe is chosen to give a slam-dunk exhibition during the big basketball game. When she finds she can’t jump high enough because gravity is “pulling on” her, Ms. Frizzle takes the class into space and turns the Bus into a planet—with adjustable gravity!

Tim’s beekeeper Grandfather has the sweetest honey in town. Ms. Frizzle turns her class into bees so they can visit a hive and learn how raw honey is processed firsthand.

Ralphie wants to serve salmon at the annual school picnic, but he can’t find any at his favorite fishing spot. But when the kids are “Frizzled” inside a salmon-bus they have an uncontrollable urge to head upriver.