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 an...