What do a brother and sister do when their mad scientist dad takes them along the San Andreas Fault and other earthquake prone places? They are there for the "Big One" of course! Earthshaking adventure leads them to learn all about the famous earthquakes of the past and how we might predict them in the future. Winner of the 2007 Parenting Award!. 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.