Fourteen-year-old Sarah keeps a journal of her pilgrimage to Rome with her eccentric grandmother, Z, her evolving relationship with best friend Curtis, and daily conversations with Curtis's sister and star athlete, D.J.

Fourteen-year-old Sophie and her best friends Wyatt and K set out to help when a silent, mysterious girl in a homemade hot air balloon lands in rural Gilbertine.

Mariam, a troubled teenaged Egyptian American, is sent to live with her grandmother in Cairo where she meets a girl named Asmaa who calls the people of Egypt to protest against their president, and Mariam finds herself in the middle of a revolution and falling in love for the first time.

Sixteen-year-old Martha's life is transformed when her mother leaves her in Laredo, Texas, in 1990 with a grandmother she never knew, who is a revered curandera.

When sixth-grader Chela Gonzalez's father has a stroke and her grandmother moves in to help take care of the family, her world is turned upside down.

When Alexander Cold's mother falls ill, the fifteen-year-old is sent to stay with his eccentric grandmother in New York. A tough and prickly magazine reporter, Kate Cold takes Alex along with her on an expedition to the Amazon to verify the existence of the fierce, gigantic, legendary creature known as the Beast. Joining them on their adventure are a celebrated anthropologist; a local guide and his daughter, Nadia; a doctor; and a local entrepreneur....

The summer of 2013 in the Bay is a momentous one for eighteen-year-old Aria Tang West, for the working-class queer community she finds herself in, and for her artist grandmother. "Aria Tang West was looking forward to a summer on Martha's Vineyard with her best friends--one last round of sand and sun before college. But after a graduation party goes wrong, Aria's parents exile her to California to stay with her grandmother, artist Joan West. Aria...

Legacy of lies: Megan wants nothing to do with the grandmother who disowned her parents and the children they adopted, but when her mother asks her to accept her grandmother's unexpected invitation, Megan visits the family's hometown and uncovers the strange secret that permeates her grandmother's house. Don't tell: When Lauren comes home seven years after her famous mother's mysterious drowning, a series of nasty "accidents" makes her realize that...

"Fifteen-year-old Hailey Rogers is sure her summer is ruined when her parents tell her she has to spend a few days a week, every week, helping her grandmother, Gigi. Although Gigi only lives across town, Hailey never sees her and knows little about her. But Gigi is full of surprises--and family secrets. Throw in the gorgeous boy down the street, and Hailey's ruined summer might just be the best of her life. Then tragedy strikes, lies are uncovered,...

Deeply humiliated by the leader of the popular crowd on the second day of eighth grade, Olivia, who has lived with her grandmother since her mother left the family, plots her revenge using dog training techniques.