Osborne, Mary Pope.

Magic Tree House: Eve of the Emperor penguin / by Mary Pope Osborne ; illustrated by Sal Murdocca. - 1st ed. - New York : Random House, 2008. - 109 p. : ill. ; 22 cm. - Magic tree house ; 40. .

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

The magic tree house takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin.

ISBN: 9780375837333 (trade) 0375837337 (trade) 9780375937330 (lib. bdg.) 0375937331 (lib. bdg.) 9780375837340 (pbk.) 0375837345 (pbk.)

LCCN: 2008005769

Subjects--Topical Terms:
Tree houses
Voyages and travels
Magic
Brothers and sisters

Dewey Class. No.: [Fic]