After Heidi, an orphan, builds a strong bond with her grandfather in the Swiss Alps, she is sent into town to attend school and be a friend to a wealthy man's daughter, who is restricted to a wheelchair, but Heidi's health begins to fail as her desire to return to her home in the mountains increases.

Merci Suárez begins the sixth grade and knows things will change, but she did not count on her grandfather acting strangely, not fitting in at her private school, and dealing with Edna Santos' jealousy.

Ellie's scientist grandfather has discovered a way to reverse aging, and consequently has turned into a teenager--which makes for complicated relationships when he moves in with Ellie and her mother, his daughter.

"While her friends are spending their summers having pool parties and sleepovers, twelve-year-old Carolina Carol is spending hers in the middle of the New Mexico desert, helping her parents move the grandfather she's never met into a home for people with dementia. At first, Carol avoids prickly Grandpa Serge. But as the summer wears on and the heat bears down, Carol finds herself drawn to him, fascinated by the crazy stories he tells her about a healing...

After the death of his grandmother, ten-year-old Spoon tries to find the perfect artifact to preserve his memories of her.

Fifteen-year-old Marcus tries to uphold the honor of his beloved great-grandfather, aka Zachary the Stupendous, by performing a daring magic trick involving a disappearing shark.

Grandpa demonstrates for his visiting grandchildren some of the songs, dances, and jokes he performed when he was a vaudeville entertainer.

"Rion Kwirk comes from a rather odd family. His mother named him and his sisters after her favorite constellations, and his father makes funky-flavored jellybeans for a living. One sister acts as if she's always on stage, and the other is a walking dictionary. But no one in the family is more odd than Rion's grandfather, Papa Kwirk. He's the kind of guy who shows up on his motorcycle only on holidays handing out crossbows and stuffed squirrels as...

As Lacey Quinn researches the paintings her late grandfather left her, it becomes apparent that the clues to a series of unexplained murders have been hidden within. Her research leads her down a road paved with blood, lies, and a shocking family history.

Mikko the hedgehog is perfectly content living in his garden until Grandfather Tarek suggests that he should accomplish something important in order to be happy like the other animals.