Ahoy matey Fear not mathematics. Build ye thinking skills, learn ye coordinates, and a smarter pirate ye will be Michael Serra combines the challenge of mathematics with the fun adventure of pirates and buried treasure. Play the Buried Treasure game using a rectangle coordinate plane, a polar coordinate system, a spherical surface, and with three-dimensional areas. Use the chapter on cryptography to help solve hidden messages to uncover the pirate loot. Take a journey to sun-drenched tropical islands in search of pirate booty. With a map in your hand, follow clues and solve puzzles, developing your mathematical reasoning skills along the way. Argh, what glorious adventures, the thrill of using math to find pirate treasure