TY  - BOOK
AU  - Fowler, Allan
TI  - Simple machines
SN  - 0516273108
PY  - 2001///
CY  - New York : 
PB  - Scholastic
N1  - LEX550
N2  - Rookie Read-About Physical Science series introduces the youngest readers (Ages 6-7) to physical science concepts. Each book features critical-thinking questions throughout the text; a simple, hands-on experiment; a glossary and more
ER  -