The Eureka Key (Secrets of the Seven)

The Secrets of the Seven series is an unforgettable adventure that will take you on a thrilling journey across America, filled with puzzles, riddles, and traps.

Join middle school puzzle master Sam, history wiz Martina, and Theo, a descendant of George Washington himself, as they race against dangerous descendant Gideon Arnold to uncover the seven keys left behind by the Founding Fathers.

With each key hidden in a unique location around the U.S., you'll need to use your wits to solve ingenious puzzles and escape death-by-booby-trap.

But be warned, Gideon Arnold and his thugs are hot on their heels, and it won't be easy to save our nation by uncovering its greatest secrets.

Will you have what it takes to join the adventure of a lifetime?