Kanis, Ira B. <br/><br/>
Earth science activities :  a guide to effective elementary school science teaching / 
Ira B. Kanis and Warren E. Yasso 
 - Boston :  Allyn and Bacon,  1996 
 - 182 p. :  ill. ;  28 cm. 
 - Science at a glance series  no.1 .
<br/><br/>Includes bibliographical raferences and index 
<br/><br/><label>ISBN: </label>020516644X  RM69.29 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth science--Study and teaching (Elementary)<br/>Earth sciences--Study and teaching--Activity programs