

The Magic School Bus
Works Out
Season 3 Episode 9
November 9, 1996 22m TV-Y
Is Mr. Sinew any match for the Friz? At this year’s “Teacher-athlon,” the kids fear Ms. Frizzle doesn’t stand a chance against the muscle-bound gym teacher from another school, so the class travels inside her body for a closer look.
Directed By
Charles E. BastienWritten By
Jocelyn Stevenson, George Arthur Bloom, Robert Schechter