Charlie Thorne

Decades ago, Albert Einstein devised an equation that could benefit all life on earth-- or destroy it. Now a diabolical group known as the Furies are hunting for the equation. In desperation, a team of CIA agents drags Charlie Thorne into the hunt. Charlie is a genius... a thief... and not old enough to drive. But she must crack a complex code created by Einstein himself, survive in a world where no one can be trusted, and fight to keep the last equation...

After tracking down incredible discoveries by Einstein and Darwin, Charlie is back. This time, the great ruler Cleopatra has left behind an extremely valuable and powerful treasure, its location encoded on an ancient stone tablet. In 30 BCE, Cleopatra and her husband, Marc Antony, lost their war against Octavian for control of the Egyptian Empire. However, Cleopatra knew Octavian was really after the mysterious item that was the source of all her...