In the kingdom of Axaria, a darkness rises. Some call it a monster, laying waste to the villagers and their homes. Some say it is an invulnerable demon summoned from the deepest abysses of the Immortal Realm. Many soldiers from the royal guard are sent out to hunt it down. Not one has ever returned. When Asterin Faelenhart, Princess of Axaria and heir to the throne, discovers that she may hold the key to defeating the mysterious demon...

When they uncover a conspiracy against America and its fundamental freedoms, the Kidd children, accompanied by their great uncle, crisscross the country in a race to prove that a newly-discovered copy of the Bill of Rights is a forgery.

Kobi's blood may be the key to curing the Waste, and that means he and his Waste-infected friends must travel to an abandoned lab in Old Seattle if they want to end the Waste and bring justice to those responsible.

Wren Southerland's reckless use of magic has cost her everything. She's been dismissed from the Queen's Guard and separated from her best friend: the girl she loves. So when a letter arrives from a reclusive lord, asking Wren to come to his estate, Colwick Hall, to cure his servant of a mysterious illness, she seizes her change to redeem herself. The mansion is crumbling, icy winds haunt the caved-in halls, and Wren's eccentric host forbids her from...

"Even though he is only twelve, Rogan Weber is an obsessed gamer, whose motto, ego sum maximus, declares his confidence in his own abilities, and whose parents are also deeply involved in ultra high tech (a little too deeply sometimes); naturally he is thrilled to receive an invitation to join a tech giant's virtual reality TV gaming contest--but as the games become more and more intense and dangerous, he and his fellow gamers realize that something...

In 1582 thirteen-year-old Emilia Bassano is a lute player and aspiring playwright who stumbles on a plot to kill Queen Elizabeth, and is recruited by Sir Francis Walsingham to go to the castle where Mary Queen of Scots is being held and discover who is responsible for the plot.

Eleven-year-old Suzy Smith joins the troll-operated Impossible Postal Express, but she botches her first delivery by stealing a cursed snow globe containing a boy who claims there is a plot to take control of the Union of Impossible Places.

In Victorian London, sixteen-year-old Felicity Cole is awaiting execution when she is rescued and taken to a secret spy school for the Tainted--those born with special physical and mental abilities.