Dorothy Ann loves her physics book; Ralphie loves baseball. Ms. Frizzle ingeniously combines the two in a page-hopping adventure through Dorothy Ann's book to a "Frictionless baseball game." The whole class learns about pushes and pulls in a remarkable day at a thouroughly unique ball game.

At head of title: Scholastic. "Based on : The magic School Bus book series written by Joanna Cole and illustrated by Bruce Degen.