Margaret Peterson Haddix

Eleven-year-old Marin and her neighbor Charley hope that by preventing a disaster that occurred twenty years ago, they can save Charley's dad from a future of guilt and self-destructive behavior.

Told from separate viewpoints, Chess, Emma, and Finn Greystone, ages twelve, ten, and eight, investigate why their mother went missing and uncover their ties to an alternate world.

Told from separate viewpoints, as evil forces from the parallel world invade their home, the Greystones, their doubles, and friends must return to the alternate dimension to save both worlds.

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

...

Twelve-year-old Zola thinks she has the perfect life. She thinks everyone does, now that it's 2193, and humanity has solved all its problems. Insta-Closets deliver new clothes every morning, Insta-Ovens deliver gourmet meals on demand, and virtual reality goggles let her have any adventure she wants, with friends from all over the world.Then one day Zola finds a handwritten note in her Insta-Closet: If you want to see things as they really are, come...

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

...

After returning the missing children from history to their original time periods, thirteen-year-old Jonah must save time itself when aviator Charles Lindbergh mysteriously appears and kidnaps Jonah's sister.

In a society that allows families to have only two children, third child Matthias joins the Population Police to infiltrate their system.

When a diphtheria epidemic hits her 1840 village, thirteen-year-old Jessie discovers it is actually a 1995 tourist site under unseen observation by heartless scientists, and it's up to Jessie to escape the village and save the lives of the dying children.

Jonah, thirteen, and Katherine, eleven, travel through time to 1918 Russia just as Alexei, Anastasia, and the rest of Tsar Nicholas II's family is about to be executed. Author's note includes facts about the Romanov's and the mystery surrounding their deaths.