Science experiments with simple equipment :  the Unesco source book for science teaching. 

 - modern Asia ed. 
 - Tokyo :  Charles E. Tuttle,  c 1968. 
 - 223 p. :  ill. ;  23 cm. 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>507.2 / U1s