Iris Oxtabee, who has Nonverbal Learning Disability, decides to prove love is simply chemistry by getting popular, newly-single Theo Grant to ask her to prom--complicating her friendship with Seth.

Iris Oxtabee has managed to navigate through her near-boring social life by reading everything from neuroscience journals to Wikipedia articles. Science has helped her fit the puzzle pieces into an understandable whole, and she’s sure there’s nothing it can’t explain. Love, for example - is just chemistry! Her best friend Seth believes love is one of life’s beautiful and chaotic mysteries, without need for explanation. But Iris being Iris, is hell bent on proving him wrong. She decides to test her theory on the popular and newly single Theo Grant, who doesn’t even know Iris exists. Armed with science and a plan, Iris is sure she can make him ask her to prom. With prom just two weeks away, Iris doesn’t have any time to waste. But will proving herself right cause her friendship with Seth—and the tantalizing possibility for something more—to become a failed experiment? PROM THEORY is a sassy romantic rollercoaster, that will melt your heart and give you goosebumps – all at once!

In this heartwarming and whip-smart YA spin on The Rosie Project, a teen girl is determined to prove that love, like all things, should be scientifically quantified…right? Iris Oxtabee has managed to navigate the tricky world of unspoken social interactions by reading everything from neuroscience journals to Wikipedia articles. Science has helped her fit the puzzle pieces into an understandable whole, and she’s sure there’s nothing it can’t explain. Love, for example, is just chemistry. Her best friend Seth, however, believes love is one of life’s beautiful and chaotic mysteries, without need for explanation. Iris isn’t one to back down from a challenge; she’s determined to prove love is really nothing more than hormones and external stimuli. After all, science has allowed humanity to understand more complex mysteries than that, and Iris excels at science. The perfect way to test her theory? Get the popular and newly single Theo Grant, who doesn’t even know Iris exists, to ask her to prom. With prom just two weeks away, Iris doesn’t have any time to waste, so she turns her keen empirical talents and laser-focus attention to testing her theory. But will proving herself correct cause her friendship with Seth—and the tantalizing possibility for something more—to become the failed experiment?

What if the perfect match is a perfect surprise? Honor Holland has just been unceremoniously rejected by her lifelong crush. And now – a mere three weeks later – Mr. Perfect is engaged to her best friend. But resilient, reliable Honor is going to pick herself up, dust herself off and get back out there...or she would if dating in Manningsport, New York, population 715, wasn't easier said than done. Charming, handsome British professor Tom Barlow just wants to do right by his unofficial stepson, Charlie, but his visa is about to expire. Now Tom must either get a green card or leave the States – and leave Charlie behind. In a moment of impulsiveness, Honor agrees to help Tom with a marriage of convenience – and make her ex jealous in the process. But juggling a fiancé, hiding out from her former best friend and managing her job at the family vineyard isn't easy. And as sparks start to fly between Honor and Tom, they might discover that their pretend relationship is far too perfect to be anything but true love... Higgins [offers] strong storytelling and a refreshing, sarcastic wit...thoroughly entertaining. –People Magazine

Winner of the Newbery Medal • New York Times Bestseller • An ALA Notable Book • An ALA Best Book for Young Adults • School Library Journal Best Book • Booklist Editors’ Choice • Kirkus Reviews Editors’ Choice • Horn Book Fanfare Book • New York Public Library Book for the Teen Age In this acclaimed, award-winning, and timeless national bestseller, Newbery Medalist Lynne Rae Perkins explores the crisscrossing lives of four teenagers on the verge of adulthood. The unique format incorporates short vignettes, haiku, Q&As, and illustrations by the author. Written with love and humor, Criss Cross is an unforgettable story of friendship, family, and growing up. “It’s hard to write a book this good. Lynne Rae Perkins makes it seem easy.”—Kevin Henkes, New York Times–bestselling author of the Newbery Honor Books Olive’s Ocean and The Year of Billy Miller “Brilliantly captures the adolescent-level Zen that thoughtful kids bring to their assessment of the world.”—Bulletin of the Center for Children’s Books (starred review) “Best of all are the understated moments, often private and piercing in their authenticity, that capture intelligent, likable teens searching for signs of who they are, and who they’ll become.”—ALA Booklist (starred review) “Written with humor and modest bits of philosophy, the writing sparkles with inventive, often dazzling metaphors.”—Kirkus Reviews (starred review) “Like a lazy summer day, the novel induces that exhilarating feeling that one has all the time in the world.”—The Horn Book (starred review) “A gentle story about a group of childhood friends facing the crossroads of life and how they wish to live it. Young teens will certainly relate.”—School Library Journal (starred review)