TY  - BOOK
AU  - Osborne,Mary Pope
AU  - Murdocca,Sal
TI  - Polar bears past bedtime 
T2  - Magic tree house
SN  - 0679983414 (lib. bdg.)
AV  - PZ7.O81167 Po 1998
U1  - Fic 21
PY  - 1998///
CY  - New York
PB  - Scholastic
KW  - Polar bear
KW  - Fiction
KW  - Bears
KW  - Magic
KW  - Tree houses
N1  - "A Stepping Stone book."; N
; 570
; Lexile
; N
; Raz-Plus

N2  - Their magic tree house takes Jack and Annie to the Arctic, where a polar bear leads them onto very thin ice
ER  -