Orpwood, Graham. <br/><br/>
Science and technology in the primary school of tomorrow :   a stud y prepared for the International Bureau of Education /  
Graham Orpwoo d and Ingvar Werdelin. 
 - Paris, France :   Unesco,   c1987. 
 - 216 p. ;    22 cm. 
 - Studies and surveys in comparative education   .
<br/><br/>Bibliography: p. 199-204. 
<br/><br/><label>ISBN: </label>9231025023 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science --Study and teaching (Elementary)------<br/>Technology --Study and teaching (Elementary)------