700 [i.e. seven hundred] science experiments for everyone / 
 Unesco source book for science teaching 
Comp. by unesco ; foreword by Gerald wendt 
 - # rev. and enl. ed 
 - 250 páginas 
<br/><br/> Ed. rev. de : unesco source book for science teaching 
<br/><br/><label>ISBN: </label>0385052758 0-385-06354-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencia--Estudio y enseñanza<br/>Ciencia--Experimentos--Literatura juvenil
<br/><br/><label>LC Class. No.: </label>Q181  / U48 1962