When Ms. Frizzle, the strangest teacher in school, takes her class on a field trip to the waterworks, everyone ends up experiencing the water purification system from the inside.
Ms. Frizzle and her class explore the senses by traveling on the magic school bus in and out of an eye, ear, mouth, nose, and other parts of both human and animal bodies.
On a special field trip in the magic school bus, Ms. Frizzle's class learns at first hand about different kinds of rocks and the formation of the earth.
Ms. Frizzle's class is having a hard time putting together a giant globe of the world. A piece is missing! Join the class as they learn about volcanoes.
The class ends up inside a cake they try to bake for Ms. Frizzle's birthday. They learn about mixtures and reactions that occur when ingredients are put together.