Desperate Measures

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• Another math mystery awaits! The castaways spot a boat heading toward the island. They want to stay hidden. Mandrill and his Hanuman guards want to fo... Lees meer

Desperate Measures

• Paperback | Engels | Mandrill Mountain Math Mysteries
• Another math mystery awaits! The castaways spot a boat heading toward the island. They want to stay hidden. Mandrill and his Hanuman guards want to fo... Lees meer

Castaway Code

Felicia Law, Steve Way

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• The castaways face new dangers and another math mystery as they leave the safety of the beach and explore more of the mysterious island. They also dis... Lees meer

The Emperor's Last Command

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• The monkeys are faced with another great math mystery. A great tidal wave approaches the island. The castaways find themselves welcomed into the Emper... Lees meer

Mirage in the Mist

Felicia Law, Steve Way

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• The Mandrill Emperor has some close-kept secrets, and the castaways are getting closer to discovering them. Luckily, one of the monkeys, Bushbaby, see... Lees meer

The Emperor's Guards

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• Monkeys and math; they go together to create a fabulous mystery. The Emperor is ready to reveal the island's secrets to Bushbaby. What he tells her is... Lees meer

A Storm at Sea

Felicia Law, Steve Way

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• Tossed about at sea, a crate is knocked loose from a ship. The crate washes ashore upon a deserted island. The crate's contents happens to be eight cu... Lees meer

The Mystery of Nine

Felicia Law, Steve Way

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• The eight math-mystery solving monkeys meet another monkey on the island named Spider. They aren't sure if they can trust him or not, but they begrudg... Lees meer

Crocodile Teeth

Felicia Law, Steve Way

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• It's time for another monkey math mystery. A deep dark cave that looks like a crocodile's mouth catches the curiosity of the troop of investigative mo... Lees meer

Lightning Flash

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• Math, monkeys, and a mystery await readers. A storm comes to the island. The castaways must work together to prepare for it, and to help a fallen Hanu... Lees meer

Lightning Flash

• Paperback | Engels | Mandrill Mountain Math Mysteries
• Math, monkeys, and a mystery await readers. A storm comes to the island. The castaways must work together to prepare for it, and to help a fallen Hanu... Lees meer

The Hidden Valley

• Hardcover | Engels | Mandrill Mountain Math Mysteries
• The math monkeys face another caper. The castaways split into pairs to search for the Hidden Valley and its promise of plentiful food. Each of their p... Lees meer