Polar Bear PuzzleBook - 2008
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.
Publisher: New York : Scholastic Press, 
Copyright Date: ©2008
Branch Call Number: 599.786 LUM
Characteristics: 33 pages : color illustrations, color maps ; 25 x 28 cm.