Elizabeth and Jessica are starting middle school together, but the twin sisters soon realize they have different interests and it is good to become their own person.

After their two-week family tour of Los Angeles, ten-year-old Feng Li Lin and her older brother and sister learn they will remain in California while their parents return to Taiwan, forcing them to navigate a new school, a new language, bullies, racism, and the pressures of running a household.

The super-powered siblings return and team up with the X-men to face adversaries and have many adventures.

Two mice meet their new neighbor and discover that she is not as scary as they feared.

Siblings Edison and Tesla Beaker travel through the Night Door once more to save a mysterious city that is sinking into darkness.

When their cave becomes overcrowded with humans, Neanderthal siblings Lucy and Andy start pulling pranks to make some room.

When Emily loses control of her Amulet, she is imprisoned in the Void, where she must escape the influence of the Voice, while her brother, Navin, travels to a space station where the Resistance is preparing to battle the approaching Shadow forces.

The Alden children, who are spending the summer in a lighthouse on the New England coast, are disturbed by a mysterious woman walking the lighthouse grounds.

"Matilda promises her little sister Clemmie an amazing weekend spent playing outside. But the weather's rainy and Clemmie can't bring her new balloon along. Matilda teaches Clemmie all the delights of a wet Saturday"-- Provided by publisher.

Future CatStronaut Waffles and his younger sister Pancake are kittens who enjoy visiting the science museum with Dad-Cat.