Owen wins the last spot at the local basketball camp, leaving his twin Russ to join the "Multi-Sport Sampler" camp, but while Russ is inspired to study various sports and make sense of them, Owen is frustrated by not being the star.

The Masked Man possesses a powerful magic potion that turns every book it touches into a portal, and he is recruiting an army of literature's greatest villains! So begins a race through the magical Land of Oz, the fantastical world of Neverland, the madness of Wonderland, and beyond. Can twins Alex and Conner catch up to the Masked Man?

While armies of the Shadowrealms gather and Machiavelli goes to Alcatraz to kill Perenelle Flamel, fifteen-year-old twins Sophie and Josh Newman accompany the Alchemist to England to seek Gilgamesh.

With witches like their parents out for power and blood and non-magical people increasingly threatened by them, Dani and Dorian don't know whose side they're on--or if anyone's on their side. That includes their brother Damien, who disappeared after being crowned King of Witches. But since Monica's father, the king, and her fiancé, Prince William disappeared, too, Dani and Dorian know they must set out to find their lost allies. Luckily, they aren't...

Before Tegan and Sara took the music world by storm, the Quins were just two identical twins trying to find their place in a new home and new school. From first crushes to the perils of puberty, surviving junior high is something the sisters plan to faceside by side, just like they've always faced things. But growing up also means growing apart, as Tegan and Sara make different friends and take separate paths to understanding their queerness. For...

Through the mysterious powers of a cherished book of stories, twins Alex and Conner leave their world behind and find themselves in a foreign land full of wonder and magic where they come face-to-face with the fairy tale characters they grew up reading about.

With only days before the last game of the Stanley Cup finals in Boston, eight-year-old twins Zach and Zoe are determined to find hockey star Mike Gordon's missing lucky necklace.

Seventeen-year-old twins--and powerful mediums--Edie and Violet Bond are part of a Spiritualist show, a tight-knit group of young women who express unladylike talents and opinions under the guise of communing with spirits, but when the dark spirit responsible for their mother's death crosses into the land of the living, the twins race against time to uncover a killer who will stop at nothing to cheat death.

Twins Molly and Penelope Quirk are excited about Grandpa Quill's annual birthday scavenger hunt, but as they seek mini-gifts leading up to one special tenth birthday present, they argue about what kind of pet they hope they will receive until they are fighting non-stop.

A professor of philosophy discusses the unique place of twins in the world, including their representations in art, myth and popular culture, with illustrations by her identical twin sister.