3x11 - The Magic School Bus

The kids rent a rain forest cocoa tree as an Earth Day present for Ms. Frizzle. But when the harvest arrives, there’s only one shriveled cocoa bean! Ms. Frizzle takes the class to the rain forest to meet the impeccable Inspector 47 who keeps a tidy, mud-free cocoa grove. What has he done to the rain forest’s intricate ecology web?