On Green Day, Cam and her classmates discuss ways to protect the environment, but when money collected for the school's new skylights disappears, Cam uses her photographic memory to solve the mystery.

Cowslip Grove seems like the perfect place to raise a family until the children start disappearing. Nobody looks for the children because nobody can remember them. Nobody except Levi and Kat. Now they must figure out what terrible presence is taking the chilren and fight it to save the missing kids, before the whole town disappears.

Canaan is a quiet city on an idyllic world, hemmed in by high walls, but every twelve years the town breaks out in a chaos of bloody violence, after which all the people undergo the Forgetting, in which they are left without any trace of memory of themselves, their families, or their lives--but somehow seventeen-year-old Nadia has never forgotten, and she is determined to find out what causes it and how to put a stop to the Forgetting forever.

"What happens when the person you love is gone? Your heart hurts and you miss them, but even though your eyes can't see them anymore and your arms can't hug them, they are still there, still yours to love-- justin a different way"--

In the not-too-distant future, when biotechnological advances have made synthetic bodies and brains possible but illegal, a seventeen-year-old girl, recovering from a serious accident and suffering from memory lapses, learns a startling secret about her existence.

Allowing herself to be hynotized, fifteen-year-old Kira reveals memories of another time and place that may eventually cost her and her mother their lives.

Now firmly on the side of the Coracks, sixteen-year-old Kestra Dallisor plans to use the magic Olden Blade to kill the evil Lord Endrick, but when she fails, Endrick turns her into one of his Ironheart soldiers, without any memory of her rebellion, and bound to obey him, his spy within the Coracks; the rebel Simon is desperate to return her to the Kestra he loves, but he is reluctant to use the magic that might heal (or destroy) her--and neither Simon...

In a Manhattan where the streets are under water and outcasts called mystics have paranormal powers, Aria Rose is engaged to Thomas Foster and the powerful Rose and Foster families--long time enemies--are uniting politically; the only trouble is that Aria can not remember ever meeting Thomas, much less falling in love with him.

"A girl named Petra Pena, who wanted nothing more than to be a storyteller, like her abuelita. But Petra's world is ending. Earth has been destroyed by a comet, and only a few hundred scientists and their children - among them Petra and her family - have been chosen to journey to a new planet. They are the ones who must carry on the human race. Hundreds of years later, Petra wakes to this new planet - and the discovery that she is the only person...

"When Evelyn Dasher crossed paths with Luc, she was thrown headfirst into the world of the Lux--only to discover that she was already far more involved in their world than she ever suspected. Because the Luxen aren't the only ones with a hidden past. There's a gap in Evie's memory, lost months of her life and a lingering sense that something happened, something she can't remember and nobody is willing to tell her. She needs to find out the truth about...