TY  - BOOK
AU  - Mary Pope Osborne
TI  - Magic Tree House #12 : Polar Bears Past Bedtime
SN  - 9780590706384
U1  - OSB 
PY  - 0000///11998///
CY  - New York
PB  - Random House USA Children's Books
KW  - Historical Fiction + Fantasy
N2  - The Magic Tree House transportss Jack and Annie to the freezing Arctic. There, they must solve the final riddle to become master librarians. But it's not going to be easy--especially when they have cracking ice, a seal hunter, and a prodigious polar bear to deal with. Will they be able to solve the riddle before they get iced themselves?
ER  -