TY  - BOOK
AU  - Alexandria, Virginia
AU  - Nang ChanYeema
TI  - How Things Work
SN  - 0-8094-4874-2
U1  - JN 620 TLB 
PY  - 1991///
CY  - New York, USA
PB  - Time Life Books
KW  - Juvenile Nonfiction
N2  - Questions and answers provide information about how cameras, elevators, car engines, tops, yo-yos, and other devices work. Includes Charts, diagrams, and activities section
ER  -