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

This book was never meant to exist. No one needs to know the details. Just know this: there's a Merry, a Larry, a missing tooth, and a teachers' strike that is crippling Timmy Failure's academic future. Worst of all, Timmy is banned from detective work. It's a conspiracy of buffoons. He recorded everything in his private notebook, but then the manuscript was stolen. If this book gets out, he will be grounded for life. Or maybe longer. And will Timmy's...

Join Jack and Annie to find the facts behind the fiction on polar bears and the Arctic.

"A kindergarten-level introduction to polar bears, covering their growth process, behaviors, their Arctic home, and such defining features as their all-white fur"--

Watercolor illustrations and text provide information about how polar bears swim and hunt, how they keep warm and dry, and many other ways they adapt to their environment.

Learn about the life cycle of a polar bear.

Explores the world of the polar bear.

Simple text and photographs provide an introduction to polar bears.

Bessie and a polar bear cub named Snow Bear play on the ice, while her older brother and the mother bear watch to make sure that everyone is safe.