TY  - BOOK
TI  - More than 150 facts
T2  - More than 150 facts
SN  - 81-7655-091-4
U1  - 500   
PY  - 2002///
CY  - N. Y.
PB  - Scholastic
KW  - Computers and information technology
KW  - Earth
KW  - Moon
KW  - Mars
KW  - Saturn
KW  - Science
KW  - NATURAL SCIENCES AND MATHEMATICS
ER  -