Students have four questions to answer as they watch the episode "Magic School Bus Gets a Bright Idea." In this episode, Arnold's bossy cousin, Janet, claims she could put on a much better light show than the one they saw on their field trip. Nobody believes her until she and Arnold mysteriously disappear. Ms. Frizzle leads the class into the darkened theatre to look for them. To shed some light on the problem, they become beams of light. Then, to their great shock, they see Arnold's ghostly ima