TY  - BOOK
AU  - Gibson,Gary
TI  - Hearing sounds
SN  - 9780749686383
U1  - J 500 
PY  - 2009///
CY  - London
PB  - Aladdin Books 
KW  - science
N2  - The fun science projects books introduce children to science by helping them to understand basic concepts and guides the reader in analysing the results of each experiment and then offered ideas for further activities which will reinforce his or her understanding of the principle
ER  -