Fredericks, Anthony D. <br/><br/>
Simple nature experiment with every day materials / 
Anthony  D. Fredericks; illustrated by Frances Zioveifed. 
 - New, Delhi :  Goodwill Publishing  House,  [5th ed.] 
 - 128 p. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Study and teaching (elementary)--Activity programs--Juvenile literature<br/>Environmental sciences--Experiments--Juvenile literature