TY  - BOOK
AU  - Perritano,John
TI  - Big book of why
SN  - 9781603208420
U1  - 031.02 
PY  - 2010///
CY  - New York, NY
PB  - Time for Kids Books
KW  - Children's questions and answers
KW  - Curiosities and wonders
N1  - Animals -- Earth -- Space -- Humans -- People and places -- History -- Science -- Technology -- Art and culture -- Sports
ER  -