Osborne, Mary Pope.

Dark day in the deep sea / by Mary Pope Osborne ; illustrated by Sal Murdocca. - 1st ed. - New York : Random House, c2008. - 106 p. : ill. ; 22 cm. - Magic tree house ; #39 .

"A Merlin mission." "Stepping Stone book."

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.

ISBN: 9780375837319 (trade) 9780375837326 (pbk.) 9780375937316 (lib. bdg.)

LCCN: 2007029717

Subjects--Topical Terms:
Brothers and sisters
Compassion
Magic
Oceanography
Time travel
Tree houses
Children's literature

LC Class. No.: PZ7.O81167 / Dar 2008

Dewey Class. No.: [Fic]