Chosen as the sacrifice needed to break the tether that holds her city in the sky to the planet below, Sera feels betrayed, and as things don't go as planned, she finds herself not only fighting for her own life, but the lives of her people as well.

An instant classic with a bear-sized heart, Hannah Gold's debut novel is a touching story of kindness, adventure, and forging your own path. There are no polar bears left on Bear Island. At least, that's what April's father tells her when his scientific research takes them to a faraway Arctic outpost. But one night, April catches a glimpse of something distinctly bear shaped loping across the horizon. A polar bear who shouldn't be there--who is hungry,...

"Welcome to the Arcadia. Once a luxurious cruise ship, it became a refugee camp after being driven from Europe by an apocalyptic war. Now it floats near the coastline of the Federated States--a leftover piece of a fractured USA. For forty years, residents of the Arcadia have been prohibited from making landfall. It is a world of extreme haves and have-nots, gangs and make-shift shelters. Esther is a loyal citizen, working flat-out to have the rare...

One day Abby and Clara find a time portal and are swept into the future. No test! No school dance! But then they decide to abuse the portals power. Some would call Largo Bay quirky. Others would call it downright strange. To Abby McQuade its just home. Abby has a big imagination. And her curiosity always leads to trouble. Every adventurer has a sidekick. Holmes had Watson. Batman had Robin. Abby has her bestie, Clara Erickson. Clara is regimented,...

"Petra Luna is in America, having escaped the Mexican Revolution and the terror of the Federales. Now that they are safe, Petra and her family can begin again, in this country that promises so much. Still, twelve-year-old Petra knows that her abuelita, little sister, and baby brother depend on her to survive. She leads her family from a smallpox-stricken refugee camp on the Texas border to the buzzing city of San Antonio, where they work hard to build...

In the App World, Skye is a sixteen-year-old virtual girl without any glamorous downloads or fancy effects. She joined the App World for the promise of a better, virtual life, but she's looking forward to her seventeenth birthday, when she gets to unplug, see her mother and sister again, and decide which world she belongs in once and for all. Without warning, the border between worlds suddenly closes. Skye is trapped, and her only chance to unplug...

It is 1911, and fourteen-year-old Lucia (Lucy) Morelli dreams of going to college, but for the present she lives with her large Italian family in a crowded apartment in New York City, and works as a sewing machine operator in the Triangle Shirtwaist Factory bringing home money because her father can no longer work--but this is March twenty-fifth, and Lucy will soon be fighting for her life as fire sweeps through the locked down factory trapping the...