Through a misunderstanding, Junie B. thinks that her new baby brother is really a baby monkey, and her report of this news creates excitement and trouble in her kindergarten class.

A young banker finds a baby abandoned in a bus station men's room while on a trip to visit his troubled sister, not realizing how the child will change his life and the lives of others involved.

Darcy and Gran are not happy about the idea of a new baby coming, but they change their minds after the birth.

A young girl imagines all the wonderful things she could have and do if she were queen of the world and her little brother were her mere subject.

Fifteen-year-old Loch and his younger sister join their father on a scientific expedition searching for enormous prehistoric creatures sighted in a Vermont lake, but it soon becomes obvious that the expedition's leaders aren't interested in preserving the creatures.

The adventures of five-year-old Elisa as she attends her brother's recital, gets new eye glasses, moves with her family to a new apartment, and welcomes the new baby.

Peter's sister Arlene doesn't think he is old enough to own a magic set, but when Arlene accidentally turns herself into a frog it's Peter who figures out how to change her back.

A boy with Down Syndrome helps his parents and grandparents get ready for the birth of his baby sister and chooses the perfect name for her.

Expelled from boarding school, Charles' presence at home proves disruptive, especially for sister Rachel, a gifted seventh-grader juggling friendships and school activities.

In the year 1195, eleven-year-old Roger and his eight-year-old sister Alice travel through the French countryside in search of their ailing mother's estranged brother, a wealthy baron.