The Magic School Bus
Flexes Its Muscles (2x2)
Uitzenddatum: Sep 16, 1995
Ms. Frizzle takes the class on a field trip to R.U. Humerus's Body Shop. They learn how bones, muscles and joints all work together to help us move.
- in première gegaan: Sep 1994
- Afleveringen: 52
- Volgers: 42