Two years after the disappearance of her older sister, sixteen-year-old Ellie goes on a quest, with help from her attractive and adventurous new friend, to find her.

"In this high-interest accessible novel for middle-grade readers, 14-year-old Blue Jasper has to face an old foe from Faerieland who has made her way into his world"--Provided by publisher.

Santa Claus is missing, and a host of arctic animals searches for him in the snow.

Meg Pickel's older brother, Orion, has disappeared. One night, she steals out to look for him, and makes two surprising discoveries: She stumbles upon a séance that she suspects involves Orion, and she meets the author Charles Dickens, also unable to sleep, and roaming the London streets. He is a customer of Meg's father, who owns a print shop, and a family friend. Mr. Dickens fears that the children of London aren't safe, and is trying to solve...

Recent graduates of Middleton High test their bravery in the woods where legend says a girl was kidnapped by the Midnight Man, so when one of their friends does not return they become increasingly scared.

As the youngest and newest recruit to the gatekeeper's guild, Agatha Oddlow know she's got a lot to prove - not least because her mother was such an important member of the secret society. So, when an assistant at the National Gallery goes missing, Agatha begins investigating. Soon she uncovers a plot bigger than she could ever have imagined. As Agatha delves deeper and deeper into the mystery, she's not sure she'll ever get to the bottom of it all......

Out of breakfast food, Brian the duck goes hunting for his best friend Gregory, and although there are plenty of other ducks around doing strange and potentially interesting things, Gregory is nowhere to be found.

Seventeen-year-old amateur sleuth Iris and her sapphic detective agency investigate the disappearance of Iris's cheerleader ex-girlfriend, who also happens to be the creator of a notorious true-crime podcast about Iris's missing older sister.

"Abby Ward lives in a town haunted by disappearances. People vanish, and when they're found, their bodies have been dismembered and sewn back together in unnatural ways. But is it the work of a human killer . . . or something far darker? She and her younger sister live by a strict set of rules designed to keep them safe--which is why it's such a shock when Hope is taken. Desperate to get her back, Abby tells the police everything she knows, but they...

When thirteen-year-old Rock helps his friend Liza run away from home, he wonders whether escaping from his own troubled family would be an act of patriotism or of treason.