Margaret Peterson Haddix

Luke Garner is an illegal third child. All his life has been spent in hiding. Now, for the first time, Luke is living among others. He has assumed a deceased boy's identity and is attending Hendricks School for Boys, a windowless building with cruel classmates and oblivious teachers....

Once Amy and Dan Cahill's choice was simple - take a million dollars or the first of 39 Clues that lead to the source of unimaginable power....

Chess, Emma, and Finn have 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....

Luke Garner has spent his entire life in hiding. The government has outlawed families with more than two children. As the Garners' third child, Luke's very life is in danger....

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Thirteen years ago, a plane materialized out of thin air with 36 babies on board and no one at the controls....

Nina Idi - a third child in a society where families are allowed only two children - has been betrayed by the boy she loved and arrested by the Population Police for exposing other alleged third children. But Nina knows only one thing for sure: She is innocent of the charges....

Luke Garner, an illegal third child, spent his first 12 years in hiding. For the past four months, Luke has lived among others, using the identity of Lee Grant, at the Hendricks School for Boys. But just as things are starting to go right, Lee's little brother arrives at the school....

Trey may have saved Luke's life, but he still thinks of himself as a coward who can barely stand to be outdoors. Now Trey finds out Luke has been taken prisoner at Population Police headquarters. Trey is terrified, but he knows that if he doesn't rescue his friend, no one will....

Luke Garner is a third-born in a restrictive society that allows only two children per family. Risking his life, he came out of hiding to fight against the Population Police laws....

Matthias, an illegal third child, is caught in the crossfire between rebels and the Population Police. When he unwittingly saves a Population Police officer, Matthias is brought to Population Police headquarters to train as an officer himself....

In the dazzling conclusion to the Greystone Secrets series from New York Times best-selling author Margaret Peterson Haddix, the Greystones and their doubles, the Gustanos, must team up to save the alternate world - before both worlds are lost....

Just as best friends Chip and Jonah discover they're actually children kidnapped from history, they get sent back to their proper time period....

Ella Brown is unhappy. Shivering cold in her luxurious bed, she's afraid to get up and light the fire because she's recently been scolded for doing things servants are supposed to do....

Return to the world of the bestselling Running Out of Time with this middle grade thriller from Margaret Peterson Haddix, where Zola discovers she’s related to Jessie Keyser and her seemingly perfect utopian world is covering up a dark reality....

For the past 12 years, adults called "Freds" have raised Rosi, her younger brother Bobo, and the other children of their town, saying it is too dangerous for them with their parents....

With Caught, award-winning author Margaret Peterson Haddix delivers the fifth thrilling installment of her Missing series....

After traveling through history multiple times and finding out his original identity, Jonah thought he'd fixed everything. But some of his actions left unexpected consequences....

After Edwy is smuggled off to Refuge City to stay with his brother and sister, Rosi, Bobo, and Cana are stuck alone - and in danger - in Cursed Town....

Disguised as a peasant, Cecilia has been hiding for years from the evil people who killed her parents. Now the time has come to reclaim her title....