TY  - BOOK
AU  - Shayer Michael
AU  - Adey Philip.
TI  - Towards a science of science teaching: cognitive development and curriculum demand 
SN  - 0-435-57825-1
U1  - 507  
PY  - 1989///
CY  - Oxford
PB  - Heinemann Educational Books
KW  - Science--Study and teaching (Secondary)
N1  - Includes bibliographical references and index
ER  -