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...

After young would-be alchemists, Pieter and Teresa, accidentally turn Prince Alexander into a giant kitten, the three team up to take down the evil czar who is Alexander's father.

Julius Miles is a mathematical genius, but he is hefty of frame, awkward with the opposite sex, and struggling to bring his existence into balance. When he stumbles across the girl next door naked and dead on her Victorian tiles, he starts to unravel the one equation that's eluded him: that of his own life. And so it is that with the most unlikely of assistants-a transsexual Cupid with a penchant for drugs-he embarks on a quest to find the truth about...

Math-genius mercenary Cas Russell has decided to Fight Crime(tm). After all, with her extraordinary mathematical ability, she can neuter bombs or out-shoot an army. And the recent outbreak of violence in the world's cities is Cas's fault-she's the one who crushed the organization of telepaths keeping the world's worst offenders under control. But Cas's own power also has a history, one she can't remember-or control. One that's creeping into her mind...

Zoe Maisey is a seventeen-year-old musical prodigy with a genius IQ. Three years ago, she was involved in a tragic incident that left three classmates deads. She served her time and now her mother, Maria, has resolved to keep that devastating fact tucked far away from their new beginning, hiding the past even from her new husband and demanding that Zoe do the same. Tonight Zoe is giving a recital that Maria has been planning for months. It needs to...