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.

"After having saved the peculiar world, Jacob Portman is back in Florida with his peculiar friends, where they set out on a journey across America to discover the truth about Jacob's grandfather"--

Little Pig is too small to go to sailing camp with his brothers and sisters, so his grandfather makes him a model ship, and together they sail it on the stream--until it gets carried away by the current, and Little Pig has to rescue the ship before it is wrecked.

A lonely old man who waits each year to see the orcas swim past his house imparts his love of the whales to his granddaughter.

After her mother dies in 1975, ten-year-old Lemonade must live with her grandfather in a small town famous for Bigfoot sightings and soon becomes friends with Tobin, a quirky Bigfoot investigator.

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.

A little boy provides instructions for properly babysitting one's grandfather, such as offering him tasty treats and entertaining him with special games.

Grandpa is full of surprises for his young grandson Woody, who comes to visit him one summer weekend.

After calling her friend "big pink baby, " Charlotte, a young alligator, feels terrible until Grandpa tells her about a useful way to learn from her mistakes.

Living in a dreary new home with his father dead, his mother hospitalized, and his grandfather increasingly distant, fourteen-year-old Isaac's wish for someone to reach out to him comes true in the form of a phantom arm that appears in a mirror box designed to help amputees, warning of danger.