Looking for STEM-driven literature for your middle grades classroom? Crystal Brave: Earthquake at the Taum Sauk, a novel by B.K. Bradshaw, features a girl and a horse, an earthquake, archeology, and an adventure that keeps the pages turning. This theme unit offers a rich and wholesome science and social studies-rich family adventure. This literature-based thematic unit features character studies, vocabulary studies, research across the curriculum, instructions for creative student expressions such as lapbooks, and much more!