This is what it means to grieve someone. It's a little bit like a black hole. It's a little bit like infinity.Gottie H. Oppenheimer is losing time. Literally. When the fabric of the universe around her seaside town begins to fray, she's hurtled through wormholes to her past:To last summer, when her grandfather Grey died. To the afternoon she fell in love with Jason, who wouldn't even hold her hand at the funeral. To the day her best friend Thomas moved away and left her behind with a scar on her hand and a black hole in her memory.Although Grey is still gone, Jason and Thomas are back, and Gottie's past, present, and future are about to collide—and someone's heart is about to be broken.With time travel, quantum physics, and sweeping romance, The Square Root of Summer is an exponentially enthralling story about love, loss, and trying to figure it all out, from stunning debut YA voice, Harriet Reuter Hapgood.

    Now Cara Sweeney is going to be sharing a bathroom with one of them. Handpicked to host the first-ever L’eihr exchange student, Cara thinks her future is set. Not only does she get a free ride to her dream college, she’ll have inside information about the mysterious L’eihrs that every journalist would kill for. Cara’s blog following is about to skyrocket.Still, Cara isn’t sure what to think when she meets Aelyx. Humans and L’eihrs have nearly identical DNA, but cold, infuriatingly brilliant Aelyx couldn’t seem more alien. She’s certain about one thing, though: no human boy is this good-looking.But when Cara's classmates get swept up by anti-L'eihr paranoia, Midtown High School suddenly isn't safe anymore. Threatening notes appear in Cara's locker, and a police officer has to escort her and Aelyx to class. Cara finds support in the last person she expected. She realizes that Aelyx isn’t just her only friend; she's fallen hard for him. But Aelyx has been hiding the truth about the purpose of his exchange, and its potentially deadly consequences. Soon Cara will be in for the fight of her life—not just for herself and the boy she loves, but for the future of her planet.

    Another chance to make things right. I never, in a million years, thought it might actually come true... Sixteen-year-old Ellison Sparks is having a serious case of the Mondays. She gets a ticket for running a red light, she manages to take the world’s worst school picture, she bombs softball try-outs and her class election speech (note to self: never trust a cheerleader when she swears there are no nuts in her bake-sale banana bread), and to top it all off, Tristan, her gorgeous rocker boyfriend suddenly dumps her. For no good reason!As far as Mondays go, it doesn’t get much worse than this. And Ellie is positive that if she could just do it all over again, she would get it right. So when she wakes up the next morning to find she’s reliving the exact same day, she knows what she has to do: stop her boyfriend from breaking up with her. But it seems no matter how many do-overs she gets or how hard Ellie tries to repair her relationship, Tristan always seems bent set on ending it. Will Ellie ever figure out how to fix this broken day? Or will she be stuck in this nightmare of a Monday forever?From the author of 52 Reasons to Hate My Father and The Unremembered trilogy comes a hilarious and heartwarming story about second (and third and fourth and fifth) chances. Because sometimes it takes a whole week of Mondays to figure out what you really want.

    Her government recruits her to spy on a rebel group, using her ability to experience—and influence—the memories of traitors. But the leader of the rebels claims they used to be in love—even though Ella’s never met him before in her life. Which can only mean one thing…Someone’s altered her memory.Ella’s gift is enough to overthrow a corrupt government or crush a growing rebel group. She is the key to stopping a war she didn’t even know was happening. But if someone else has been inside Ella’s head, she cannot trust her own memories, thoughts, or feelings.So who can she trust?

    Agreeing to spend the summer in Scotland, Hope discovers that her mother was more than a brilliant academic, but also a member of a secret society of time travelers. Trapped in the twelfth century in the age of Eleanor of Aquitaine, Hope has seventy-two hours to rescue her mother and get back to their own time. Along the way, her path collides with that of a mysterious boy who could be vital to her mission . . . or the key to Hope’s undoing.

    An alternative cover edition for this ISBN can be found here.Seventeen-year-old Stella Ainsley wants just one thing: to go somewhere—anywhere—else. Her home is a floundering spaceship that offers few prospects, having been orbiting an ice-encased Earth for two hundred years. When a private ship hires her as a governess, Stella jumps at the chance. The captain of the Rochester, nineteen-year-old Hugo Fairfax, is notorious throughout the fleet for being a moody recluse and a drunk. But with Stella he’s kind. But the Rochester harbors secrets: Stella is certain someone is trying to kill Hugo, and the more she discovers, the more questions she has about his role in a conspiracy threatening the fleet.

    But when her dad sends a teenage subordinate to babysit her while he’s away… That’s taking it a step too far.Cade, as beautiful as he is deadly, watches Kori with more than just interest. He looks at her like he knows her very soul. And when he saves her from a seemingly random attack, well, that’s when things get weird.Turns out, Kori’s dad isn’t just an army general—he’s the head of a secret government project that has invented a way to travel between parallel dimensions. Dimensions where there are infinite Koris, infinite Cades…and apparently, on every other Earth, they’re madly in love.Falling for a soldier is the last thing on Kori’s mind. Especially when she finds herself in a deadly crossfire, and someone from another Earth is hell-bent on revenge…

    A family divided. A love that defies the law.Sol Le Coeur is a Smudge--a night dweller in an America rigidly divided between people who wake, live, and work during the hours of darkness and those known as Rays, who live and work during daylight. Impulsive, passionate, and brave, Sol concocts a plan to kidnap her newborn niece--a Ray--in order to bring the baby to visit her dying grandfather. Sol's violation of the day/night curfew is already a serious crime, but when her kidnap attempt goes awry, she stumbles on a government conspiracy to manipulate the Smudge population. Sol escapes the authorities with an unexpected ally: a Ray who gets in her way, a boy she might have hated if fate hadn't forced them on the run together--a boy the world now tells her she can't love.Set in a vivid alternate reality and peopled with complex, deeply human characters on both sides of the day/night divide, Elizabeth Fama's Plus One is a brilliantly imagined drama of individual liberty and civil rights, and a fast-paced romantic adventure story.

    She was a girl living with her mother in a small Minnesota town. She was supposed to forget her past—that she was built in a secret computer science lab and programmed to do things real people would never do.Now she has no choice but to run—from the dangerous operatives who want her terminated because she knows too much and from a mysterious group that wants to capture her alive and unlock her advanced technology. However, what Mila’s becoming is beyond anyone’s imagination, including her own, and it just might save her life.

    Wealth. Status. Adoring citizens. But on the eve of her eighteenth birthday, she’s forced to publicly betray her best friend, a companion mock she’s had since birth, setting events into motion that lead to the destruction of the humans, and the princess floating through space, a remnant of a time when humans ruled over droids.One hundred years later, half-mock captain Will Perrault and his ragtag crew discover a device floating in space. When a very human Talia emerges from its depths, Will suspects she’s the key to buying his way back into the regiment he once commanded against the last remaining rebel humans—and the ruling mock queen’s good graces.Both Talia and Will would rather get space-tossed than trust one another, but with the queen’s forces chasing them across the galaxy and the fate of both worlds hanging in the balance, they’ll forge the unlikeliest of alliances to survive.

    . . 25 years ago. Everyone thought they were dead.Now contending with her family and friends fast-forwarding decades, Jenny must quickly adjust to smartphones and social media while being the biggest story to hit the internet. She feels betrayed by her once-best friend and fights her attraction to a cute boy with an uncomfortable connection to her past. Meanwhile, there’s a growing group of conspiracy theorists determined to prove the whole situation is a hoax. Will Jenny figure out how to move forward, or will she always be stuck in the past?

    But Bennett has the unique ability to travel through time and space, which brings him into Anna’s life, and with him a new world of adventure and possibility.As their relationship deepens, the two face the reality that time may knock Bennett back to where he belongs, even as a devastating crisis throws everything they believe into question. Against a ticking clock, Anna and Bennett are forced to ask themselves how far they can push the bounds of fate, what consequences they can bear in order to stay together, and whether their love can stand the test of time.Fresh, exciting, and deeply romantic, Time Between Us is a stunning, spellbinding debut from an extraordinary new voice in YA fiction.

    But when a dreamy stranger shows up on their private beach claiming it's his own—and that the year is 1925—she is swept into a mystery a hundred years in the making.As she searches for answers in the present, Cassandra discovers a truth that puts their growing love—and Lawrence's life—into jeopardy. Desperate to save him, Cassandra must find a way to change history…or risk losing Lawrence forever.

    . . and then . . . nothing. When sixteen-year-old Kyra Agnew wakes up behind a Dumpster at the Gas ’n’ Sip, she has no memory of how she got there. With a terrible headache and a major case of déjà vu, she heads home only to discover that five years have passed . . . yet she hasn’t aged a day. Everything else about Kyra’s old life is different. Her parents are divorced, her boyfriend, Austin, is in college and dating her best friend, and her dad has changed from an uptight neat-freak to a drunken conspiracy theorist who blames her five-year disappearance on little green men. Confused and lost, Kyra isn’t sure how to move forward unless she uncovers the truth. With Austin gone, she turns to Tyler, Austin’s annoying kid brother, who is now seventeen and who she has a sudden undeniable attraction to. As Tyler and Kyra retrace her steps from the fateful night of her disappearance, they discover strange phenomena that no one can explain, and they begin to wonder if Kyra’s father is not as crazy as he seems. There are others like her who have been taken . . . and returned. Kyra races to find an explanation and reclaim the life she once had, but what if the life she wants back is not her own?

    Trained from birth to be graceful, demure, and above all, perfect, these “family companions” enter their masters’ homes prepared to live a life of idle luxury.Ella is happy with her new role as playmate for a congressman’s bubbly young daughter, but she doesn’t expect Penn, the congressman’s handsome and rebellious son. He’s the only person who sees beyond the perfect exterior to the girl within. Falling for him goes against every rule she knows… and the freedom she finds with him is intoxicating.But when Ella is kidnapped and thrust into the dark underworld lurking beneath her pampered life, she’s faced with an unthinkable choice. Because the only thing more dangerous than staying with Penn’s family is leaving… and if she’s unsuccessful, she’ll face a fate far worse than death.For fans of Kiera Cass’ Selection series and Lauren DeStefano’s Chemical Garden series, Perfected is a chilling look at what it means to be human, and a stunning celebration of the power of love to set us free, wrapped in a glamorous—and dangerous—bow.