Artemis and his kids, Nick and Curie head to Yellowstone and Mt. St. Helens to check out "Volcanoland" when they get word that a mountain with a tummy-ache, Kiluawea in Hawaii is about to blow! They abandon their trusty MOD van to check out the hot spot only to encounter a red hot riddle of a mystery! Join this brother and sister team as they accompany their scientist dad on hair raising adventures. Children ages 7-14 will be thrilled as the characters try to save the day. The kids also learn a lot about science. What child can resist learning about the power of mother-nature and the tools to stay safe as these interested kids confront nature head-on! 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.