Dark Day in the Deep Sea
By: Mary Pope Osborne
Contributors: Murdocca, Sal, ill.
Edition: 1st ed.
Series: Magic Tree House #39: A Merlin Mission
Publisher: Random House; Random House Books for Young Readers; Scholastic, Inc.; Random House Children's Books
Published: 2008
Place of publication: New York
Language: eng
Format: Paperback
Number of pages: 106
ISBN-13: 9780375837319; 9780375937316; 9780375837326; 9780545202145
Subjects: Challenger (Ship : 1872-1876) -- Fiction; Oceanography -- Fiction; Compassion -- Fiction; Time travel -- Fiction; Magic -- Fiction; Tree houses -- Fiction; Brothers and sisters -- Fiction
Genres: Fiction.
Description: When eight-year-old Jack and his seven-year-old sister, Annie, join a group of nineteenth-century explorers aboard the H.M.S. Challenger, they learn about the ocean, solve the mystery of its fabled sea monster, and gain compassion for their fellow creatures.
Notes: "A Merlin mission."

"Stepping Stone book."