Raina can't wait to be a big sister. But once Amara is born, things aren't quite how she expected them to be. Amara is cute, but she's also a cranky, grouchy baby, and mostly prefers to play by herself. Their relationship doesn't improve much over the years, but when a baby brother enters the picture and later, something doesn't seem right between their parents, they realize they must figure out how to get along. They are sisters, after all. Raina...

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.

When Neptune tells Emily and her merman father and human mother to return to Brightport to try to make merpeople and humans work more closely together, Emily faces problems with old enemies, her new, half-merfolk friend Aaron, and a mystery related to a group of legendary lost sirens.

After her mother's death, twelve-year-old Molly learns that her father is a basketball star for the Boston Celtics.

Chase does not remember falling off the roof, in fact he does not remember anything about himself, and when he gets back to middle school he begins to learn who he was through the reactions of the other kids--trouble is, he really is not sure he likes the Chase that is being revealed, but can he take the opportunity amnesia has provided and restart his life?

"In early twentieth-century Vermont, orphaned, eleven-year-old Pollyanna comes to live with her austere and wealthy Aunt Polly, and uses her philosophy of gladness to bring happiness to her aunt and other unhappy members of the community."--Publisher.

James, Laura, and Deborah along with their friends Kip, Lydia, and Gordy relate their experiences when the unpredictable old wishing well in the backyard continues to involve them in a variety of magical adventures.

Alexis makes a special valentine cupcake for her crush, Emma's brother Matt, and leaves it next to his computer, but when he starts acting strangely around her, Alexis rethinks her strategy.

Twelve-year-old Greg, who has always been good at moneymaking projects, is surprised to find himself teaming up with his lifelong rival, Maura, to create a series of comic books to sell at school.

While continuing to help his classmates solve their problems, Humphrey, pet hamster of Longfellow School's Room 26, faces many surprises, like rolling in a hamster ball, a substitute janitor who might be an alien, and the possibility of Mrs. Brisbane retiring.