The Eagle's Quill

Middle school geniuses Sam, Martina, and Theo head to Glacier National Park to find the second of seven artifacts—keys that unlock a secret weapon—left by the country's Founding Fathers. The clues lead them to look for Thomas Jefferson's Eagle's Quill at a Montana ranch. But dangerous Gideon Arnold, descendant of the infamous Benedict Arnold, is hot on their trail. He takes their chaperone and the ranch owners hostage until the kids deliver the quill. Can Sam, Martina, and Theo, with the he...