The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!!
 
When Jack and Annie got back from their adventure in Magic Tree House #16: Polar Bears Past Bedtime, they had lots of questions. Why is the Arctic so cold? What did the first people of the

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"Do you have what it takes to live in one of the harshest places in the world? What if you had just a couple years to gain the knowledge you'll need to survive on your own? Join two curious polar bear cubs as they play, hunt, and navigate life in the Arctic. With each season, they learn polar bear biology and behavior, as well as strategies and skills that will help them thrive in a landscape that is rapidly changing beyond their control. Living with...

Describes how a small dog became the lead dog as her musher, Pam Flowers, prepared for and made her historic journey alone across the North American Arctic.

Come along with Ms. Frizzle's class to the Arctic Circle as they learn it's not just about getting warm, but finding a way to keep the heat you have.

When Aero Horizon 16 crashes in the Arctic, eight children emerge from the wreckage to find themselves alone and surrounded, not by ice, but by a mysterious and deadly jungle full of carnivorous plants and predatory birds--the other five hundred people from the plane are gone, not necessarily dead, but taken by something that lives in the jungle. Horizon is the debut middle grade novel for Scott Westerfeld.

Presents a picture book with poetic prose that follows the migrations of various animals in the Arctic, and showcases the barren and beautiful landscapes of the Arctic Circle.

Photographs and text describe some of the young animals that are found in the frigid Arctic regions, including moose, foxes, walrus, porcupines, raindeer, and whales.

Explores the animals and their adaptation to the frozen climate.

Describes the physical characteristics, adaptations, and behavior of various animals that live in the arctic, including the polar bear, arctic fox, and arctic hare.

An introduction to the geography, climate, and inhabitants of the polar regions at the top and bottom of the earth where the North Pole and the South Pole are located.