The Mandrill Emperor has some close-kept secrets, and the castaways are getting closer to discovering them. Luckily, one of the monkeys, Bushbaby, seems to have developed a sort of sixth sense. Give readers another fabulous math mystery to solve.

The Mandrill Emperor has some close-kept secrets, and the castaways are getting closer to discovering them. Luckily, one of the monkeys, Bushbaby, seems to have developed a sort of sixth sense. Give readers another fabulous math mystery to solve.