Professor Donovan Spiegler, and nine-year-old Oliver Abernathy have no warning that their seemingly routine lives will free-fall into danger and adventure in this sci-fi thriller: THE SPHERE OF ARCHIMEDES. Oliver, a chubby, freckle-faced boy, is surviving a mundane school-life as the helpless victim of a bully, Dylan Parker. The Professor, and his assistant, Cedrick Wilhelm, are researching a mysterious metallic orb when Cedrick goes missing, and so does the orb. On a trip to the Grand Canyon with his family, Oliver discovers a metallic sphere that has special powers. His boyish curiosity...

Upon hearing a rumor of a twelve-year-old girl, who had killed a lion with her bare hands, Dr. Elizabeth Stanton feels compelled to investigate the elusive Samburu tribe in Kenya's Rift Valley. In 1909, after establishing that she and her guide are no threat, Elizabeth is escorted into a mud hut, where the injured girl, Kito, awaits. Later, the doctor uncovers the events that led to the tribe's situation-a terrible drought and rinderpest have devastated the landscape, while a rogue male lion has attached itself to the tribe as a food source. The warriors' attempts to kill the lion have all...

In this sequel to The Sphere of Archimedes, nine-year-old Oliver Abernathy and his family are trapped within one of the eight Diadems-and waiting for Donovan's return. For the adventurers traveling through the icy terrain of Greenland, the Scottish lowlands, and caves of Poland, otherworldly creatures are not the only problem, but new enemies, who amplify evil. The sphere possesses unimaginable power seen throughout history. Unlocking that mystery may prove more deadly than before. Follow along as the heroes solve The Omphalos of Delphi.