Wanda finds a tooth at the back of Ms. Frizzle's classroom. It is small and very sharp. Who lost it? Take off with Ms. Frizzle's class and find out all about teeth!

As Ms. Frizzle leads the way, the class takes a journey through Arnold's digestive system, a pulsating excursion through Ralphie's bloodstream, and an exciting exploration through the Ralphie Robot to learn about bones, joints and muscles.

Ms. Frizzle takes her class on a rainy ride through the life cycle of a water drop, on the rough 'n tumble journey of a boulder subject to water erosion, and on a bubbly trip to the bottom of Walkerville Lake. Featuring lots of watery wonders, these shows will have your child soaking up some science while have a wet and wild blast.

Sparks of discovery fly with this 8-DVD set containing all 52 episodes of the Emmy Award winning animated science-adventure series.

Four episodes from the television series.

Contains four episodes that follow Ms. Frizzle and her class on their science adventures aboard the magic school bus where they go inside the human body.

Cooking is chemistry! Let's get messy in the kitchen.

The class needs to power their bus's hottest ride. Mikey plugs into a powerhouse of alternative energy sources.

Contains four episodes that follow Ms. Frizzle and her class on their science adventures aboard the magic school bus, including a trip to the solar system to buy Dorothy Ann a real star for her birthday.

Publisher Annotation: When Arnold wishes he had more information for his family tree, Ms. Frizzle revs up the Magic School Bus and the class zooms back to prehistoric times. First stop: 3.5 billion years ago! There aren't any people around to ask for directions. Luckily Ms. Frizzle has a plan, and the class is right there to watch simple cells become sponges and then fish and dinosaurs, then mammals and early primates and, eventually, modern humans....