Wendy Mass

After celebrating their first nine same-day birthdays together, Amanda and Leo, having fallen out on their tenth and not speaking to each other for the last year, prepare to celebrate their eleventh birthday separately but peculiar things begin to happen as the day of their birthday begins to repeat itself over and over again.

After her twelfth birthday, Rory checks off a list of things she is finally allowed to do, but unexpected consequences interfere with her involvement in the movie being shot at her school, while a weird prediction starts to make sense.

Angelina D'Angelo has left town to see the world. It's now Grace's turn to use her magic to protect the people of Willow Falls, and she is up to the challenge. This is her destiny, after all. But destiny is a funny thing - it doesn't always behave the way you'd expect it to.

When four twelve-year-olds, including Logan, who has grown up never leaving his parents' Life Is Sweet candy factory, compete in the Confectionary Association's annual contest, they unexpectedly become friends and uncover secrets about themselves during the process.

The Voyagers have made it to the last planet but must acquire a seventh element, combat dragons and an alien clone, and face serious illness before returning to Earth.

Just before his thirteenth birthday, Jeremy Fink receives a keyless locked box--set aside by his father before his death five years earlier--that purportedly contains the meaning of life.

Afraid that she is crazy, thirteen-year-old Mia, who sees a special color with every letter, number, and sound, keeps this a secret until she becomes overwhelmed by school, changing relationships, and the loss of something important to her.

When high school junior Tessa Reynolds falls into a coma after getting hit in the head during gym class, she experiences heaven as the mall where her parents work, and she revisits key events from her life, causing her to reevaluate herself and how she wants to live.

While trying to stop thieves from getting the last known canisantha plant for an unknown purpose, eight-year-old Intergalactic Security Force deputy Archie is mistaken for someone very important and directed by his trainer, Pockets the cat, to go on a spy mission aboard a B.U.R.P. ship.

At the flea market nine-and-a-half-year-old Chase and his younger sister Ava acquire an old suitcase filled with rows of carefully packed strange objects, and when they handle one of the objects (a dragon-headed doorknob) they find themselves in King Arthur's castle, on a mission to save the King--and pursued by a strange man whom they first saw at the flea market, who is after their suitcase.--