The Magic School Bus Rides Again

Change is good for everyone except Arnold, who's worried that a new teacher - Ms. Frizzle's young sister - will alter the class's "ecosystem".

A field trip to the world's windiest mountain helps Keesha and the class strengthen a set piece for a sequel to "The Three Little Pigs".

Ms. Frizzle takes the class to Hawaii where an overprotecting Wanda gets schooled when she's forced to think like a tiny little fish.

Tim pens an original comic book for the school's upcoming time capsule ceremony that pits Weatherman against Captain Rock Man. But who will win?

While visiting a mountain made of magnetite, Ralphie and the class shrink to subatomic size to get some hot tips for their disorganized dance troupe.

Carlos plans to convince the principal to let the students keep a pet rat in the classroom. But first, he'll have to stop sneezing.