Jack and Annie are ready for their next fantasy adventure in the bestselling middle-grade series—the Magic Tree House!<br> <br> It's icicle city . . . <br><br>when the Magic Tree House whisks Jack and Annie to the frozen Arctic. Luckily, a seal hunter on a dogsled lends them warm clothes. Unluckily, they get stuck on cracking ice. Will the giant polar bear save them? Or will Jack and Annie become frozen dinners?<br> <br> Visit the Magic Tree House website!<br> MagicTreeHouse.com