Lumry, Amanda.

Polar bear puzzle / by Amanda Lumry and Laura Hurwitz. - New York : Scholastic Press, c2009. - 33 p. : col. ill., col. maps ; 25 x 28 cm. - Adventures of Riley .

Riley, Uncle Max, Aunt Martha, and Cousin Alice meet in northern Canada, where they study and help polar bears that are wandering through towns while waiting for Hudson Bay to freeze over again so that they can hunt for seals.

ISBN: 9780545068383 (pbk.) 054506838X (pbk.) 9780329732240 (Follett Bound)

Subjects--Topical Terms:
Polar bear--Fiction.
Bears--Fiction.
Human-animal relationships--Fiction.
Zoology--Polar regions--Fiction.

Subjects--Geographic Terms:
Canada--Fiction.