Osborne, Mary Pope creator United States of America 1st. ed. 96 p. 9 x 0.26 x 7.63 inches Gentle giants or giant monsters? That's the question Jack and Annie have about gorillas when the Magic Tree House sweeps them to the mountains of Africa. There they meet a group of amazing and sometimes frightening mountain gorillas. Annie knows how to play with the creatures right away. But Jack is left out. Will the gorillas be able to teach him some special magic? Children's Literature Fantasy Action or Adventure Time Travel Historical Fiction 9780439540124 127325