The Magic School Bus
Works Out
Season 3 Episode 9
November 9, 1996 25m 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.
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Cast of The Magic School Bus
Malcolm-Jamal WarnerThe Producer
Lily TomlinMs. Valerie Frizzle
Edward James OlmosMr. Ramon
Dom DeLuiseBaker
Tyne DalyRalphie's Mom
Sherman HemsleyMr. Junkett (voice)