Fifteen-year-old MI6 agent Alex Rider travels around the world on a dangerous mission to destroy the deadly terrorist organization, Scorpia, once and for all.

"Aran has never truly fit in with his selkie clan. He was born in his human form, without a pelt to transform him into a sleek, strong seal. Each day he waits, left behind while his selkie family explores the deep ocean. What if his pelt never comes?"--

"On a distant island where day and night exist on fourteen-year cycles, and the islanders migrate south each sunset, three children get left behind and must find a way off the island before the Night finds them"-- On the island, sunrise doesn't come every twenty-four hours-- it comes every twenty-eight years. The weather is turning cold and the shadows are growing long; the islanders are frantically preparing to sail south, where they will wait out...

"Will and Mina's treasure hunt turns up only terror when they start fighting over what resources to look for. But when lava strikes, can they work together to survive?"--

"When thirteen-year-old Valor is arrested, she could not be happier. Demidova's prison for criminal children is exactly where she wants to be. Valor's sister Sasha is already serving a life sentence for stealing from the royal family, and Valor is going to help her escape . . . from the inside"--

Seven middle schoolers brought to Yellowstone National Park, supposedly to stop a supervolcano from erupting, learn that they are actually working for a brilliant scientist determined to destroy the world.

Eleven-year-old Alice Mistlethwaite persuades her boarding school friends, Jesse and Fergus, to set out on an off-the-grid adventure in which they face storms, illness, injury, and international jewel thieves.

Mr. Baker's eighth grade class thought they were in for a normal field trip to Carlsbad Caverns in New Mexico, but their journey takes a terrifying turn when an earthquake hits and the students are plunged into a frigid underground lake, forcing them to fight for survival and find their way back above ground.

"Now a Fives Challenger, Jes travels the countryside to compete against adversaries of similar skill levels, using the opportunity to search for her missing twin sister, Bettany, only to be thrown into the center of the war that Lord Kalliarkos--the boy she still loves--is fighting against their country's enemies"--

Left stranded in the Amazon jungle when their plane crashes on their way back to England from Manaus, Brazil, four children struggle to survive for days until one of them finds a map that leads them to a ruined city and a secret hidden among the vines.