Unable to find their rhythm, once-close twin sisters Maya and Chaya make a bet: they'll switch places at summer camp and whoever can keep the ruse going the longest will get to make a life-changing decision, which isn't as easy as it sounds.

Join twins Mia and Maddie and their little sister, LuLu, as they travel the world finding adventure, mystery, and mischief; the fourth book in the Glimmer Girls series.

My twin sister is the true queen of Aryd. She survives, hiding and clinging to life in the desert, while I reign as the false queen alongside the monstrous King Eidolon. There's only one escape from this gilded prison: Reven. My Shadowraith. My heart. Only the shadows that he struggles to control are growing more sinister, more powerful.
It's just a matter of time before they turn on him...and on me.
Even escape doesn't mean true freedom,

...

Escape is just the beginning. Twin sisters Becca and Cassie barely got out of the Crazy House alive. Now they're trained, skilled fighters who fear nothing--not even the all-powerful United regime. Together, the sisters hold the key to defeating the despotic government and freeing the people of the former United States. But to win this war, will the girls have to become the very thing they hate? In this gripping sequel to James Patterson's YA blockbuster...

Assuming her twin's identity, Frey works to destroy her father. When a rebel uprising strands her in Pas, and the city comes under attack, Frey must step out of the shadows to find her missing sister and take action against her tyrant father.

"Life is a zoo, literally, for twin sisters Ava and Rosie when their family moves to the Fieldstone Zoo. Now the zebras seem upset and a pregnant pronghorn has gone into hiding. Will the twins' knowledge of animal behavior help them solve the mystery in time for the arrival of the pronghorn babies?"--Back cover.

"When twin heirs are born in Tourin, their fates are decided at a young age. While Izaveta remained at court to learn the skills she'd need as the future queen, Asya was taken away to train with her aunt, the mysterious Firebird, who ensured magic remained balanced in the realm. But before Asya's training is completed, the ancient power blooms inside her, which can mean only one thing: the queen is dead, and a new ruler must be crowned. As the princesses...

Ever since Nor was forced to go to a nearby kingdom in her sister's place, she's wanted nothing more than to return to the place and people she loves. But when her wish comes true, she soon finds herself cast out from both worlds, with a war on the horizon. As an old enemy resurfaces more powerful than ever, Nor will have to keep the kingdom from falling apart with the help of Prince Talin and Nor's twin sister, Zadie. There are forces within the...

Parker and Ellie McFadden join the Sentry: a group of powerful individuals who protect the planet. At a training camp for junior members, Ellie and Parker are given a chance to hone their newly realized abilities. But things are not what they seem. When a being born of greed and chaos arrives, the twins must rely on their new friends and teachers to help them defeat the fearsome threat. But most of all, they will have to rely on each other.

"Once there were two sisters born with a bond so strong that it forged them together forever. Roa and Essie called it the hum. It was a magic they cherished--until the day a terrible accident took Essie's life and trapped her soul in this world. Dax--the heir to Firgaard's throne--was responsible for the accident. Roa swore to hate him forever. But eight years later he returned, begging for her help. He was determined to dethrone his cruel father,...