It a trip "Down Under" for Christina, 10, Grant, 7, and their mystery-writing grandmother Mimi! Lots of surprises and mysterious activities unfold as the group travels through the Outback, Queensland, and finally to the Great Barrier Reef. During a glass-bottom boat ride, they discover more than coral and fish under the watercuba divers and flesh-tearing moray eel lurk beneath their boat! They shudder at the eerie screech of the Tasmanian devil and brave the awesome Australian Outback (and Aborigines!) at night. Watch and wonder as Grant ends up in the Camel Cup camel racewill he make it to the finish line? Don miss a moment of excitement in Christina and Grant Australian adventure! Each mystery incorporates history, geography, culture and cliffhanger chapters that keep kids begging for more! Each mystery includes SAT words, educational facts, fun and humor, built-in book club and activities. Each Carole Marsh Mystery also has an Accelerated Reader quiz, a Lexile Level, and a Fountas & Pinnell guided reading level.