Twelve-year-old Aru stretches the truth to fit in at her private school, but when she is dared to prove an ancient lamp is cursed, she inadvertently frees an ancient demon.

Journeying to the ancient city of Babylon when Bhegad tracks down Marco, the companions face a daunting choice involving a dire trap and a long-lost figure from Jack's past.

As Wade, Darrell, Lily, and Becca continue their search for an ancient relic, Wade's mother is kidnapped by Galina Krause, leader of the present-day Teutonic Knights.

While in the Bahamas with Doc Ford, who is investigating invasive lionfish, Maribel, Luke, and Sabina find precious artifacts but outlaws learn of their find and come after them.

Twelve-year-old Theo uses arcane knowledge and her own special talent when she encounters two secret societies, one sworn to protect the world from ancient Egyptian magic and one planning to harness it to bring chaos to the world, both of which want a valuable artifact stolen from the London museum for which her parents work.

When Samira receives a strange vase with some ancient coins, she and her sister Rima are pulled into Baalbek, a Phoenician underworld where they are caught up in the a struggle between deities, shapeshifters, and ghouls--and Eshmun, who wants his obol, his burial coin, back.

Lu Wonder, a bright, curious girl who hopes to be a scientist, sets out from her Kansas home in 1855 with her best friend Eustace, a slave, on a journey to Antarctica to protect a mysterious artifact and hide it from the man responsible for her father's death.

When the storied Staff of Moses responsible for summoning the plagues of ancient Egypt vanishes from the museum in Perilous Falls, Will Wilder is suspect number one. As the river runs with blood, sharp-toothed frogs surround his home, and clouds of swarming gnats choke the streets, Will must rely on his supernatural ability, everything he learned from his training, and help from his friends, siblings, and Great-Aunt Lucille to find the missing staff...

Alex and Ren must confront the Death Walkers, The Order, and an army of the dead in an attempt to save themselves, Alex's mother, and the world--and hope that Ammit, the Devourer of Egyptian legend, will be able to separate the guilty from the innocent.

Sam (a puzzle master) and Martina (a history whiz) become involved in a dangerous quest to find seven keys left behind by Benjamin Franklin and a secret society of descendants, which, when gathered together, unlock a powerful weapon, so the middle schoolers must solve the puzzles, find the artifacts before the bad guy does, and save the nation.