When Avery, Ella, and Evan visit Yellowstone National Park, they just assume grizzlies are big bad bears. However, after a trip to a center that rescues orphaned grizzly cubs, where they learn how humans dont always play fair with wildlife, they begin to see a different side of the story. Mystery ensues, and the kids use high-tech STEM skills and high-tech gear to try to discover who or what is breaking into cabins across the region. Can they help without getting entangled in terrifying bear teeth?! This mystery incorporates history, geography, culture and cliffhanger chapters that keep kids begging for more! The Wildlife Mysteries will have an assigned Accelerated Reader reading levels, points and quiz numbers, Lexile Measures, Fountas & Pinnell level and a Developmental Reading Assessment.