Bilbao, Purita P. <br/><br/>
Teaching science in the elementary grades :  volume 1 : chemistry and biology / 
Purita P. Bilbao, Shirley R. Jusayan and [two others]. 
 - Manila, Philippines :  LORIMAR Publishing Inc.,  2019. 
 - xxiv, 226 pages  :  illustrations, tables, figures ;  26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9786218035645 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Elementary.
<br/><br/><label>Dewey Class. No.: </label>372.35  / B595