Earth : the water planet - Gartrell, Jack E.; Crowder, Jane.; Callister, Jeffrey C. (Arlington, Va. : National Science Teachers Association, 1992)
A joint project of Horizon Research, Inc., and the American Geological Institute.
Materials for middle-grade teachers in Earth science.
This project was funded by BP America, Inc.
Keywords: Water -- Study and teaching -- Activity programs; Hydrology -- Study and teaching -- Activity programs