TY  - BOOK
AU  - Gardner,Robert
TI  - Light, sound, and waves: Science fair projects, revised and expanded using the scientific vmethod  
SN  - 978-0-7660-3416-7
PY  - 2010///
CY  - Berkeley Heights, NJ
PB  - Enslow Publishers
KW  - Physics
KW  - Sound, and waves science projects
ER  -