"In New York Times bestselling author Dan Gutman's all-new series, which blends fascinating real history with an action-packed adventure, four very different kids are picked by a mysterious billionaire to travel through time and photograph some of history's most important events. This time, Luke, Julia, David, and Isabel are headed to the deck of the doomed Titanic. Their mission? Capture a shot of the sinking ship, then come right back. The only...

The Flashback Four are coerced by a secret government organization, NOYB, to travel to July 1804 Weehawken, New Jersey, to witness the duel between Alexander Hamilton and Aaron Burr.