Osborne, Mary Pope.

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

Format: text

Publisher / Publication Date: Random House 2008

Copies Available at Woodmere

3 available in Beginning Readers - Independent Reader (Red), Call number: JBR RED OSB

Copies Available at East Bay

1 available in Beginning Readers - Independent Reader (Red), Call number: JBR RED OSB

Copies Available at Peninsula

1 available in Juvenile, Call number: JFIC OSB