Magic Tree House/Merlin Mission #11 Dark Day in the Deep Sea

Dark Day in the Deep Sea By MARY POPE OSBORNE Illustrated by SAL MURDOCCA.

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!

The magic tree house leads Jack and Annie to a tiny deserted island in the middle of the ocean. The brother and sister team are soon rescued by a ship of explorers and scientists who are looking for…a sea monster!

Formerly numbered as Magic Tree House #39, the title of this book is now Magic Tree House Merlin Mission #11: Dark Day in the Deep Sea.

Paperback | Published by Random House Books for Young Readers Apr 28, 2009 | 144 Pages | 5-3/16 x 7-5/8 | 7-10 years

See also Magic Tree House Fact Tracker, Sea Monsters #6708