Resourceful twin sisters and a desperate queen must find a new source of magic to stop their kingdom from being consumed by darkness.

When Nightshade kidnaps his best friend, teen spy Alex Rider must enter the world of virtual reality gaming where the lines between what's real and what's digital are deliberately being blurred by a ruthless enemy.

Nico, the son of Hades, and his boyfriend Will, the son of Apollo, travel to Tartarus, the deepest, darkest part of the Underworld, as they attempt to rescue an old friend.

Percy Jackson's hope for a normal senior year is shattered as the gods present him with three quests, beginning with the retrieval of Zeus's goblet, in order to get the necessary three letters of recommendation for college.

"While on a mission to cement peace between the Sun Clans and the Thousand Worlds, Min the fox spirit and her ghost brother Jun get stranded on a death planet with Haneul the dragon spirit and Sebin the tiger spirit. To survive, the young cadets will have to rely on all their wits, training, and supernatural abilities. And let's not forget the Dragon Pearl . . .This thrilling conclusion of the Thousand Worlds trilogy, told in alternating points of...

Selly's plans to follow her father to the north seas are dashed when a handsome stranger with tell-tale magician's marks on his arm boards her ship and presents her with a dangerous mission--to sail to the Isles of the Gods so he can complete a mysterious ritual. When Selly's father leaves her high and dry in the port of Kirkpool, she has no intention of riding out the winter on land while he sails to adventure in the north seas. But any plans to...

Andy and Terry live in a 26-story treehouse. (It used to be 13 stories, but they've expanded.) It has a bumper car rink, a skate ramp, an antigravity chamber, an ice cream parlor with 78 flavors, and the Maze of Doom-a maze so complicated that nobody who has gone in has ever come out again. Well, not yet, anyway. This time, the two friends have a whole week to finish their next book, and Andy even knows what it should be about-the story of how he...

Eight-year-old Sophie learns about some special emerald berries that will make the perfect color for a painting she wants to do, so she asks her friend Hattie to go with her to Weedsnag Way, a part of the forest that is far from home and very frightening.