Ivany, J. W. George, 1938-

Today's science : a professional approach to teaching elementary school science / J. W. George Ivany. - Chicago : Science Research Associates, [1975] - 341 p. : ill. ; 24 cm.

Includes bibliographical references and index.

0574196005 : $7.95


Science--Study and teaching (Elementary)

LB1585 / .I82