Phoebe's worried about the animals in the desert. Will they die from lack of food and water? Once again, Ms. Frizzle's class is off on an exciting field trip. This is no dry run! The kids are going to a real desert. Will they be able to save the animals? Do the animals really need to be saved? Join the class as they learn how plants and animals survive in the desert. It's one hot field trip! Designed to be accessible for younger readers, books in this series are easier to read and follow the plot of the popular Magic School Bus television series, based on the original Magic School Bus books written by Joanna Cole and illustrated by Bruce Degen.