Twelve-year-old Hank Rattler lives alone in his empty house in the countryside. Mrs. Plunkett lives next door and cares for him in the absence of his parents. Hank and his classmates, Ruby Basher and Sam Benedetto, win their Grade 8 Science Fair, and the prize is summer camp in the Rocky Mountains. Meeting up at the camp with three other science fair winners, Julianna Wong, Oz Solomon, and Zebi Little Crow, they get lost during...