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.

Visiting her grandmother in Australia, Livy, ten, is reminded of the promise she made five years before to Bob, a strange, green creature who cannot recall who or what he is.

Shortly before her thirteenth birthday, shy and withdrawn Tara is sent to stay with her aunt, uncle, and cousin in her parents' hometown of Willow Falls, where she makes friends and becomes involved with an elderly buyer and seller of collectibles, who seems to be trying to give Tara some kind of mysterious message.

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.

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 death of her beloved cat, Mango.

Ally, Bree, and Jack meet at the one place the Great Eclipse can be seen in totality, each carrying the burden of different personal problems, which become dim when compared to the task they embark upon and the friendship they find.

On her fourth Leap birthday, when she turns sixteen, Josie has a number of momentous experiences, including taking her driver's test, auditioning for a school play, and celebrating with her family and friends.

"With her life recently turned upside down, 12-year-old Addie is uncomfortable in her own skin until the world of virtual reality sparks her imagination and leads to an exciting new project, a new friend, and to reconnecting with who she's always been."--

On "Take Your Kid to Work Day," eight-year-old Archie discovers that his father drives a space taxi that shuttles aliens from one area of the universe to another.

On a visit to the Natural History Museum, Chase and Ava seem on the verge of finding out something important about the mysterious Randall, the missing scientist Finn, and the woman who gave them the suitcase filled with magical objects, when the dinosaur egg from the suitcase (they thought it was a potato) sends them back to dinosaur times--where they have to return the egg to the correct brontosaurus nest, while eluding hungry dinosaurs, and Randall,...