Guardians of the 39 Clues, Dan Cahill and his sister Amy discover that the serum is missing and must race against time to get it back before catastrophe strikes.

In this third adventure, Abby, her brother Jonah, and her friend Robin get sucked into the magic mirror and end up in the story of Sleeping Beauty, but when Robin pricks her finger and uses up the sleeping spell, Abby has to come up with a clever solution and a new happily-ever-after.

"When Ashar and Shaheer meet, they quickly discover they're twins and will stop at nothing to get to know the parent they've been separated from, learning along the way that they may not like each other, but they definitely need each other"--

With Amy and Dan still in pursuit of Pierce, Amy does something unthinkable that sends shockwaves through her family.

When new team members are being kidnapped and threatened, Frank and Joe join the basketball team at the request of their principal to uncover the culprits.

Jordan Keppler is looking forward to a nice, quiet day at Carnival World. He may not love the scary rides like his sister, Karla, does, but he'll still go on them with her. But Jordan and Karla are about to experience something much more terrifying. There's a boy in a cage hidden away in a secret part of the park. And he's begging for some food. The sign next to him says "Please do not feed the weirdo". What harm could it do, though? Jordan and Karla...

Elementary school detective Moxie McCoy looks for a missing school mascot and a new best friend, with the help of her annoying little brother.

Isla and her brother are two young foxes living just outside a human city, but one night Isla returns to her den to find it destroyed, and surrounded by strange, vicious foxes, so she takes refuge in the city while she masters Foxcraft--the ancient magical arts of her kind.

When Alfie McQuinn, the notorious jewel thief, is killed on a job, his last words to his son, March, are to "find jewels" and this instruction leads the boy to Jules, the twin sister he never knew he had--and the perfect partner to carry on the family business.

Austin, eager to win sports trophies like his older brothers, joins a local cycling club and enters his name for a three mile race--will he learn in time that bicycle racing is as much about technique as speed?