TY  - BOOK
TI  - Discover the wonder. 
SN  - 0673358674
U1  - FOR 500 D63 1994 
PY  - 1994///
CY  - Glenview, Illinois
PB  - Scott Foresman
KW  - Science
N1  - Includes index.; Glossary: various paging.
ER  -