Coming to the aid of a wounded whale, Kit and Nita are plunged into deep wizardry. The whale is a wizard, and she enlists Kit and Nita in battle against the sinister Lone Power. Becoming whales themselves, Nita and Kit join in an ancient ritual performed by whales, dolphins, and a single fearsome shark. But which poses more of a danger: the Lone Power, or ed'Rashtekaresket, the enormous shark as old as the sea?

During a summer vacation at the beach, 13-year-old wizard Nita and her friend Kit assist the whale-wizard S'reee in combating an evil power.

When her younger sister uses the family computer with its special wizard software to travel to worlds light years away, Nita uses her wizardry to try to find her. Book three in the Young Wizards series

Long Island’s teen wizard returns in “an unusually consistent fantasy, rich in details, subplots, and Irish lore” from the author of High Wizardry (School Library Journal). To give fifteen-year-old Nita a vacation from magic—and her partner Kit—her parents pack her off for a stay with her eccentric aunt in Ireland. But Nita soon finds herself with a host of Irish wizards battling mythical beings, wolves, and elves from a nightmare land. In Wizard Abroad, “Duane seamlessly interweaves encounters with creatures from legend with glimpses of modern Irish life and teen culture. Her view of magic’s place in the scheme of things is so clever and well reasoned that readers will have no trouble suspending belief (School Library Journal). “Exceptional.”—Science Fiction Chronicle “The series may be of particular interest to female readers as Nita and her younger sister are the focus of most of the books and they are strong female characters. If you’ve read the other Wizardry books, this fourth book in the series won’t disappoint you.”—SF Site Praise for the Young Wizards series “Duane is tops in the high adventure business . . . This rollicking yarn will delight readers.”—Publishers Weekly “High Wizardry is . . . high entertainment.”—Locus “Recommend this series to young teens who devour books about magic and wizards . . . or kids looking for ‘Harry Potter’ read-alikes.”—School Library Journal “Stands between the works of Diana Wynne Jones . . . and Madeleine L’Engle . . . An outstanding, original work.”—The Horn Book

A mysterious library book opens the door to a world of magic and danger in the first book in the beloved Young Wizards series. Bullied by her classmates, Nita Callahan is miserable at school. So when she finds a mysterious book in the library that promises her the chance to become a wizard, she jumps at the opportunity to escape her unhappy reality. But taking the Wizard's Oath is no easy thing, and Nita soon finds herself paired with fellow wizard-in-training Kit Rodriguez on a dangerous mission. The only way to become a full wizard is to face the Lone Power, the being that created death and is the mortal enemy of all wizards. As Nita and Kit battle their way through a deadly alternate version of New York controlled by the Lone Power, they must rely on each other and their newfound wizarding skills to survive--and save the world from the Lone One's grasp.

A novel “filled with very credible teen angst, morality, and an intriguing blend of science fiction and fantasy” from the author of A Wizard Abroad (School Library Journal). Still recovering from an overly eventful vacation in Ireland, teenage wizard Nita Callahan is looking forward to some peace and quiet in her suburban New York home. Instead, her close friend Kit seems to be acting a little weird, and Nita keeps running into problems for which wizardry either isn’t the answer or else it’s the wrong one. How do you fix what can’t be fixed? Only the Transcendent Pig knows, and it’s not telling. But Nita needs to find out—and soon. Her wizardly partnership with Kit starts to fall apart. Much worse, her mother gets sick . . . so sick she may never leave the hospital.Only one person can help Nita—the One she’s devoted her life to fighting. “Powerful and satisfying.”—Kirkus Reviews (starred review) “A gripping and dynamic fantasy . . . Fans of the author will flock to this new adventure, which likely will bring new readers to the series.”—VOYA Praise for the Young Wizards series “Duane is tops in the high adventure business . . . This rollicking yarn will delight readers.”—Publishers Weekly “High Wizardry is . . . high entertainment.”—Locus “Recommend this series to young teens who devour books about magic and wizards . . . or kids looking for ‘Harry Potter’ read-alikes.”—School Library Journal “Stands between the works of Diana Wynne Jones . . . and Madeleine L’Engle . . . An outstanding, original work.”—The Horn Book

In the hotly anticipated ninth installment of the Young Wizards series, Kit and Nita become part of an elite team investigating the mysterious “message in a bottle,” which holds the first clues to the secrets of the long-lost inhabitants of Mars. But not even wizardry can help them cope with the strange events that unfold when the “bottle” is uncorked and a life form from another era emerges. Though the Martians seem friendly, they have a plan that could change the shape of more than one world. As the shadow of interplanetary war stretches over both worlds, Kit and Nita must fight to master the strange and ancient synergy binding them to Mars and its last inhabitants. If they don’t succeed, the history that left Mars lifeless will repeat itself on Earth.