Tim and his friends flee the hazardous Sea of Terror and head toward the city of Atlantis in pursuit of King Neptuna's stolen trident. "Tim, Belinda, Ferkle, and Princess Grace were headed to their doom...until a mythical sea creature came to their rescue. But in exchange for saving their lives, Princess Piscina needs them to bring back something very precious to the Kingdom of Merland: the trident of her father, King Neptuna. To do so, Tim and his...

Artemis has committed his entire fortune to a project he believes will save the planet and its inhabitants, both human and fairy. Can it be true? Has goodness taken hold of the world's greatest teenage criminal mastermind? Captain Holly Short is unconvinced, and discovers that Artemis is suffering from Atlantis Complex, a psychosis common among guilt-ridden fairies - not humans - and most likely triggered by Artemis's dabbling with fairy magic. Symptoms...

The trilogy finale "that combines elements of Atlantis, alien-earth population theory, and King Arthur legends . . . Engrossing, suspenseful, and fun" (Booklist).   Sixteen-year-old Corwin has been telepathically linked to mermyd Nia ever since she arrived on the shores of Wales. Their bond is also shared by Gobaith, the young Farworlder creature. Now, the time has come for Corwin to embrace his half-mermyd ancestry and follow his friends...

"When Riley and her family are stranded on the mythical island of Atlantis, they'll have to uncover its secrets in order to find a way home"--

Fourteen-year-old Kaya, of the undersea, high-tech world of Atlantis, and twelve-year-old Lewis, of the climate-threatened world above water, embark on a dangerous adventure when he enters her realm.

"Artemis has committed his entire fortune to a project he believes will save the planet and its inhabitants, both human and fairy. Can it be true? Has goodness taken hold of the world's greatest teenage criminal mastermind? Captain Holly Short is unconvinced, and discovers that Artemis is suffering from Atlantis Complex, a psychosis common among guilt-ridden fairies - not humans - and most likely triggered by Artemis's dabbling with fairy magic. Symptoms...

After Marco's betrayal, Jack McKinley and his friends must face their own demons and engage in a battle with foes long gone.

Scooby-Doo and the gang are on the island of Bimini in the Bahamas to investigate a report that the lost city of Atlantis has been found--and the reader must choose the path their investigation will take, and how they will respond to the dangers that lurk underwater for anyone who seeks to find the lost civilization.

Jack and his friends desperately search for the rest of the lost Loculi and confront the armies of Artemis in order to rescue Aly, who has been pulled back into Atlantis by King Uhla'ar.

When Paulina, one of the Thea Sisters, finds a strange blue-skinned boy unconscious on the beach, the sisters set out to solve the mystery of who the boy is and where he comes from--and how to return him to his home.