Polar bears and the Arctic /
Osborne, Mary Pope.
Polar bears and the Arctic / Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca. - New York : Random House, 2011. - p. cm. - Magic tree house fact tracker ; 16 .
"A nonfiction companion to magic tree house(r) #12: polar bears past bedtime." Includes index.
9780375832222 (trade) 9780375932229 (lib bdg.)
2011010459
Polar bear--Arctic regions--Juvenile literature.
Arctic regions--Juvenile literature.
QL737.C27 / O83 2011
599.786
Polar bears and the Arctic / Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca. - New York : Random House, 2011. - p. cm. - Magic tree house fact tracker ; 16 .
"A nonfiction companion to magic tree house(r) #12: polar bears past bedtime." Includes index.
9780375832222 (trade) 9780375932229 (lib bdg.)
2011010459
Polar bear--Arctic regions--Juvenile literature.
Arctic regions--Juvenile literature.
QL737.C27 / O83 2011
599.786