TY  - BOOK
AU  - Horton, Patricia.
TI  - Science voyage: exploring the life, earth, and physical sciences 
SN  - 9780078216732
U1  - DC 503 2000
PY  - 2000///
PB  - McGraw Hill
KW  - 	Earth sciences -- Study and teaching (Middle school)
KW  - 	Life sciences -- Study and teaching (Middle school)
KW  - Physical sciences -- Study and teaching (Middle school)
N1  - Includes glossary and index
ER  -