Billy Dickens discovers that his mysterious father lives in Montana, so this summer Billy will fly across the country, hike a mountain, float a river, dodge a grizzly bear, shoot down a spy drone, and save his own father.

Beth Farris and her brother, Reese, are camping with their parents in Montana's Glacier National Park. It's something the whole family has been looking forward to: a real camping trip, where they will stay overnight in tents, and toast marshmallows by the evening fire. They would go hiking, fishing, and sightseeing. However, when Beth and Reese set out together on a short hike, they find strange footprints in the earth ... footprints far bigger...

After inheriting her uncle's homesteading claim in Montana, sixteen-year-old orphan Hattie Brooks travels from Iowa in 1917 to make a home for herself and encounters some unexpected problems related to the war being fought in Europe.

Twelve-year-old Lulu, burdened with caring for her sister, Serena, since their father disappeared, must learn to trust her new friends and community when secrets and lies catch up with her.