When their usual summer plans are upended by their big sister's wedding, triplets Dawn, Darby, and Delaney struggle with their dislike for the groom-to-be, a sentiment that compels them to reunite their sister with her fun-loving ex.

"When twelve-year-old GiGi and her big sister DiDi move to Long Island from South Carolina for GiGi to attend a fancy new private school, GiGi has a new recipe for success and makes new friends, but then discovers a family secret that turns her life upside-down"--

The continuing adventures of five sisters growing up in a Jewish family in New York in the early twentieth century. Ella finds a boyfriend and Henny disagrees with Papa over her curfew; a single uncle findss romance; World War I approaches and the family heads to Rockaway Beach to avoid infection during an outbreak of infantile paralysis.

Long ago the dam formed, the lively river turned into a swamp, and the wasting illness came to Luna's village, and now that her little sister is sick Luna will do anything to save her, even offer herself to the creature that lives in the swamp on the day of the nearer moon--a lonely and bitter water sprite who was left behind when her people fled through a door to another world.

With her wishing day approaching, Darya wants to forget the tradition exists, but when painful memories resurface, she realizes the decision of what to wish for, or what not to wish for, is one of the most important choices of her life.

The four Penderwick sisters are faced with the unimaginable prospect of their widowed father dating, and they hatch a plot to stop him.

There's a secret tree fort and you're not invited! In this hilarious and hugely imaginative sibling story from the creator of the internationally celebrated Ike's Incredible Ink, two sisters are told to go and play outside on a beautiful day. The little sister wants them to play together - but the big sister, instead, wants to sit under a tree with a book. So the younger sister decides to tempt her with a description of her super-cool, super-secret...

"One family, three sisters. Grace, the oldest, is a straight-A student. Audrey, the youngest, is a future Olympic swimming champion. Mia is in the middle. Mia is wild and daring, great with hair and selfies, and the undisputed leader of her friends, not attributes appreciated by her parents or teachers. When Grace makes a shock announcement, Mia hopes that her now-not-so-perfect sister will get into the trouble she deserves. But instead, it is Mia...

Eighteen-year-old twins Adina, a viola prodigy, and Tovah, a future surgeon, find their relationship tested when they learn that one of them will develop Huntington's, the degenerative disease ravaging their mother. Viola prodigy Adina yearns to become a soloist. Overachiever Tovah awaits her acceptance to Johns Hopkins and a career as a surgeon. Huntington's, a rare degenerative disease, has turned their Israeli mother into a near stranger and fractured...

When the three younger Penderwick sisters go to Maine with Aunt Claire and are separated from oldest sister Rosalind for the first time in their lives, an uncertain Skye is left in charge as the OAP -- oldest available Penderwick.