Oh, no! Wanda's best friend, Bella the bullfrog, is missing. The class wants to help look for her. Ms. Frizzle says, "The best way to find a frog is to be a frog!" So, the kids take a ride on the Magic School Bus. Join them as they shrink to frog size and learn all about animal habitats! Designed to be accessible for younger readers, books in this series are easier to read and follow the plot of the popular PBS Magic School Bus television series — Based on The Magic School Bus books written by Joanna Cole and illustrated by Bruce Degen.