Osborne, Mary Pope. creator Murdocca, Sal illustrator text New York 2002 First Edition July 2002 monographic 71 pages : illustrations ; 20 cm. The magic tree house takes Jack and Annie to an African rainforest, where the siblings encounter gorillas and learn to communicate with them. K 510 Lexile K Raz-Plus by Mary Pope Osborne ; illustrated by Sal Murdocca. A stepping stone book. Gorilla Fiction Human-animal communication Fiction Time travel Fiction Magic Fiction Tree houses Fiction PZ7.O81167 Go 2002 Fic 0375806148 (pbk.) 090129003990 DLC 20250710115004.0 899 eng