Cole, Joanna.

The magic school bus at the waterworks / by Joanna Cole ; illustrated by Bruce Degen. - New York : Scholastic Inc., c1986. - 39 p. : col. ill. ; 20 x 24 cm.

When Ms. Frizzle, the strangest teacher in school, takes her class on a field trip to the waterworks, everyone ends up experiencing the water purification system from the inside.

ISBN: 0590403613

LCCN: 86006672

Subjects--Topical Terms:
Waterworks.
Hydrology.

LC Class. No.: TD487 / .C64 1986