From master of suspense author Margaret Peterson Haddix comes another page-turning stand-alone adventure perfect for fans of Cog and Bad Magic. No matter what anyone tells you, I’m real. That’s what the note says that Max finds under his keyboard. He knows that his best friend, Josie, wrote it. He’d know her handwriting anywhere. But why she wrote it—and what it means—remains a mystery. Ever since they met in kindergarten, Max and Josie have been inseparable. Until the summer after fifth grade, when Josie disappears, leaving only a note, and whispering something about “whatnot rules.” But why would Max ever think that Josie wasn’t real? And what are whatnots? As Max sets to uncover what happened to Josie—and what she is or isn’t—little does he know that she’s fighting to find him again, too. But there are forces trying to keep Max and Josie from ever seeing each other again. Because Josie wasn’t supposed to be real. This middle grade thriller from Margaret Peterson Haddix delves into the power of privilege, the importance of true friendship, and the question of humanity and identity. Because when anyone could be a whatnot, what makes a person a real friend—or real at all?

New York Times bestselling author Margaret Peterson Haddix takes readers on a thrilling adventure filled with mysteries and plot twists aplenty in this absorbing series about family and friendships. Perfect for fans of A Wrinkle in Time and The City of Ember! What makes you you? The Greystone kids thought they knew. Chess has always been the protector over his younger siblings, Emma loves math, and Finn does what Finn does best—acting silly and being adored. They’ve been a happy family, just the three of them and their mom. But everything changes when reports of three kidnapped children reach the Greystone kids, and they’re shocked by the startling similarities between themselves and these complete strangers. The other kids share their same first and middle names. They’re the same ages. They even have identical birthdays. Who, exactly, are these strangers? Before Chess, Emma, and Finn can question their mom about it, she takes off on a sudden work trip and leaves them in the care of Ms. Morales and her daughter, Natalie. But puzzling clues left behind lead to complex codes, hidden rooms, and a dangerous secret that will turn their world upside down. Praise for The Strangers: "A secret-stacked, thrilling series opener about perception, personal memories, and the idiosyncrasies that form individual identities." (Publishers Weekly, starred review) * Winter 2018–2019 Kids' Indie Next List Pick * Indie Bestseller * Time for Kids Book Club: Top 10 Summer Reads * PW Best Books 2019 * Texas Bluebonnet Award List 2020-2021 * 2020 LITA Excellence in Children’s and Young Adult Science Fiction Notable Book: The Eleanor Cameron Notable Middle Grade Books List *

Thirteen-year-old Jonah has always known that he was adopted, and he's never thought it was any big deal. Then he and a new friend, Chip, who's also adoped, begin receiving mysterious letters. The first one says, "You are one of the missing." The second one says, "Beware! They're coming back to get you." Jonah, Chip, and Jonah's sister, Katherine, are plunged into a mystery that involves the FBI, a vast smuggling operation, an airplane that appeared out of nowhere -- and people who seem to appear and disappear at will. The kids discover they are caught in a battle between two opposing forces that want very different things for Jonah and Chip's lives. Do Jonah and Chip have any choice in the matter? And what should they choose when both alternatives are horrifying? With Found, Margaret Peterson Haddix begins a new series that promises to be every bit as suspenseful as her Shadow Children series -- which has sold more than 41/2 million copies -- and proves her, once again, to be a master of the page-turner.

The second book in the Greystone Secrets series from the master of plot twists, Margaret Peterson Haddix—perfect for fans of A Wrinkle in Time and The City of Ember! Until their mother vanished, the Greystone kids—Chess, Emma, and Finn—knew nothing about the other world. Everything is different there. It’s a mirror image, except things are wrong. Evil. Their mother tried to fix it, but she and an ally got trapped there along with Ms. Morales, their friend Natalie’s mom. Now the four kids—brave Chess, smart Emma, kind Finn, and savvy Natalie—are determined to rescue everyone. To do so, they have to go back: into the other world, where even telling the truth can be illegal. But in such a terrifying place, Chess doubts he can ever be brave enough. Despite all her brains, Emma can’t seem to break the code. With everything spiraling out of control, Finn has to pretend he’s okay. And for Natalie, the lies of the other world include some she wishes were actually true. What if she’s gotten so used to lying she no longer knows what to believe? The second book in the Greystone Secrets series, The Deceivers, by bestselling author Margaret Peterson Haddix, continues the twisty and suspenseful story of the Greystone kids and examines the power of the truth—or a lie—to alter lives, society, and even an entire reality. Praise for Greystone Secrets #1: The Strangers *Winter 2018-2019 Kids' Indie Next List Pick* “A secret-stacked, thrilling series opener.” —Publishers Weekly, starred review “An engrossing mystery with a cliff-hanger ending to raise the stakes and delight fans new and old.” —Booklist “Maintains suspense from the beginning to the cliffhanger ending. A high-stakes adventure full of teamwork with a multifaceted mystery and complex themes.” —Kirkus Reviews

Unending war leads to the discovery of uneasy truths when two teens question the status quo in this riveting thriller. For as long as Tessa can remember, her country has been at war. When local golden boy Gideon Thrall is awarded a medal for courage, it’s a rare bright spot for everyone in Tessa’s town—until Gideon refuses the award, claims he was a coward, and runs away. Tessa is bewildered, and she can’t help but follow Gideon to find out the truth. But Tessa is in for more than she bargained for. Before she knows it, she has stowed away on a rogue airplane and is headed for enemy territory. But all that pales when she discovers a shocking truth that rocks the foundation of everything she’s ever believed—a truth that will change the world. Is Tessa strong enough to bring it into the light?

[If only] Bran would stop acting weird....Probably he had a perfectly reasonable explanation for everything. I just couldn't imagine what it would be. When Britt's older brother, Bran, lands a summer job house-sitting for the Marquises, an elderly couple, it seems like a great opportunity. Britt and Bran have moved to Florida so their mother can finish college, and the house-sitting income will allow their mom to quit her job and take classes full-time. Having never lived in a real house before, Britt is thrilled. There's only one problem: Britt starts to suspect her family isn't supposed to be there. She's been noticing that Bran is acting weird and defensive -- he hides the Marquises' mail, won't let anyone touch the thermostat, and discourages Britt from meeting any of the neighbors. Determined to get to the bottom of things, Britt starts investigating and makes a startling discovery -- the Marquises aren't who Bran has led her and their mom to believe. So whose house are they staying in, and why has Bran brought them there? With unexpected twists and turns, award winner Margaret Peterson Haddix has again crafted a thriller that will grip readers until its stunning conclusion.

Only two months into his first year of junior high school, Markus has already fallen in love with all of the girls in his class.