Polar Bears Past Bedtime
副标题：无
作者: Mary Pope Osborne
内容简介：
It's icicle city . . .
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?
目录预览：
Polar Bears Past Bedtime
Cover
Title Page
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