TY  - BOOK
AU  - Harvey,Trevor James
ED  - Heinemann Educational Publishers
TI  - Exploring science: experiments with electricity, magnetism, heat and light for primary and middle schools 
T2  - Activity in the primary school
SN  - 0435806084
U1  - 372.35 23
PY  - 1975///.
CY  - London: 
PB  - Heinemann Educational, 
KW  - Science
KW  - Study and teaching (Elementary)
N1  - Includes bibliography: (p. 134)
ER  -