Ms. Frizzle?s class has been studying the senses. But they?re in for a real lesson when assistant principle Mr. Wilde ends up behind the wheel of the magic School Bus. He and the kids take an amazing ride into the eye of a passing policeman, the ear of a child, and the nose of a dog. On the way they learn facts about sight, hearing, smell, touch and taste. But how will they get back to school with the Friz?