Told from separate viewpoints, Chess, Emma, and Finn Greystone, ages twelve, ten, and eight, investigate why their mother went missing and uncover their ties to an alternate world.

Thirteen-year-old Amari, a poor Black girl from the projects, gets an invitation from her missing brother to join the Bureau of Supernatural Affairs and join in the fight against an evil magician.

When the difficult star of the reality television show "Expedition Survival" disappears while filming an episode in the Florida Everglades using animals from the wildlife refuge run by Wahoo Crane's family, Wahoo and classmate Tuna Gordon set out to find him while avoiding Tuna's gun-happy father.

"Following clues left by their missing father, twelve-year-old twins Bickford and Rebecca Kidd sail from the Caribbean to New York City with their siblings to finish the dangerous quest of their world-famous treasure-hunting parents"--Provided by publisher.

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.

"Danny Timmons has looked up to Jack Bailey ever since Jack saved two small children from drowning during the Great Flood of 1940. Now, with his father away fighting in World War II and his mother about to have a new baby, Danny relies on Jack's friendship and guidance more than ever. So when Jack goes missing without a trace from their small Appalachian town, Danny is determined to find him. He wonders if Jack's abusive father could be behind his...

Up until her twelfth birthday, Kiranmala considered herself an ordinary sixth-grader in Parsippany, New Jersey, but then her parents disappear and a drooling rakkhosh demon shows up in her kitchen, and soon she is swept into another dimension, full of magic, winged horses, talking birds (very annoying), and cute princes--and somehow Kiranmala needs to sort it all out, find her parents, and basically save the world.

While on winter break, Charlotte and Jamie find themselves caught up in another mystery when Charlotte's uncle goes missing and they begin an investigation into a German art forgery ring.

In the town of Placid, Wisconsin, in 1871, Georgie Burkhardt is known for two things: her uncanny aim with a rifle and her habit of speaking her mind plainly. But when Georgie blurts out something she shouldn't, her older sister Agatha flees, running off with a pack of "pigeoners" trailing the passenger pigeon migration. And when the sheriff returns to town with an unidentifiable body -- wearing Agatha's blue-green ball gown -- everyone assumes the...

Told in separate voices, Lena and Aubrey, each hiding her own secrets, set off in search of the truth about Charlie, including if he is really dead, after meeting at his funeral and learning that he was dating both of them.