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Publisher's Summary

Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.
It's about time: don't miss any of Jack and Annie's adventures in the Magic Tree House series.
©1997 Mary Pope Osborne (P)2001 Random House, Inc. Listening Library, an imprint of the Random House Audio Publishing Group
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