TY  - BOOK
AU  - Hodgkin,Robin A.
ED  - Methuen & Co.
TI  - Playing and exploring: education through the discovery of order 
SN  - 041640300X
U1  - 370 23
PY  - 1985///.
CY  - London: 
PB  - Methuen, 
KW  - Education
N1  - Includes bibliography p. 209-219 and index
ER  -