Cliff Hanger by Gloria Skurzynski

A Mystery in Mesa Verde National Park

In this thrilling adventure set in the rugged terrain of the Grand Teton National Park, a young boy named Jack finds himself in a precarious situation when his father, a park ranger, is injured during a rock climbing expedition. With the threat of an impending storm and the clock ticking, Jack must summon all his courage and resourcefulness to navigate the treacherous cliffs and seek help. Along the way, he learns valuable lessons about bravery, responsibility, and the unbreakable bond between family members, all while facing the challenges of the great outdoors.