PUCPR Search for 'an:191634'

Science today for the elementary-school teacher

By Navarra, John Gabriel..
Evanston, Ill. Row, Peterson 1960 .
470 p. , Includes index.

New developments in elementary school science.

By Zafforoni, Joseph.
Washington National Science Teachers Association 1963 .
52 p. , "Based on a study conducted by a comittee of the National Science Teachers Association." 23 cm..

La enseñanza de las ciencias naturales

By Navarra, John Gabriel..
México Compañía Editorial Continental 1980 .
695 p. 9682601487