TY  - BOOK
AU  - Orpwood,Graham
AU  - Werdelin,Ingvar
ED  - International Bureau of Education.
TI  - Science and technology in the primary school of tomorrow: a study prepared for the International Bureau of Education 
SN  - 9231025023
AV  - LB 1027 .O76
U1  - 372.3/5044 20
PY  - 1987///
CY  - Paris, France
PB  - Unesco
KW  - Science
KW  - Study and teaching (Elementary)
KW  - Technology
N1  - Bibliography: p. 199-204
ER  -