Middle Grade Mysteries

When strange and seemingly unrelated events start to happen and a precious Vermeer painting disappears, eleven-year-olds Petra and Calder combine their talents to solve an international art scandal. First book in the series featuring art sleuth friends Calder and Petra.

It's wintertime at Greenglass House. The creaky smuggler's inn is always quiet during this season, and twelve-year-old Milo, the innkeepers' adopted son, plans to spend his holidays relaxing. But on the first icy night of vacation, out of nowhere, the guest bell rings. Then rings again. And again. Soon Milo's home is bursting with odd, secretive guests, each one bearing a strange story that is somehow connected to the rambling old house. As objects...

Read the original Nancy Drew mystery, the first book in the iconic mystery series that introduced readers to America's favorite teenaged sleuth!
The accidental rescue of a little girl who lives with her two great-aunts leads to an adventurous search for a missing will. Longtime fans and aspiring detectives alike will enjoy solving the case alongside Nancy Drew in this suspenseful, action-packed thriller.

Twelve-year-old Candice Miller is spending the summer in Lambert, South Carolina, in the old house that belonged to her grandmother, who died after being dismissed as city manager for having the city tennis courts dug up looking for buried treasure--but when she finds the letter that sent her grandmother on the treasure hunt, she finds herself caught up in the mystery and, with the help of her new friend and fellow book-worm, Brandon, she sets out...

Eleven-year-old Millie and five other girls, snowed in at Amelia Earhart Birthplace Museum in Atchison, Kansas, are on a scavenger hunt when the lights go out and Amelia's aviator goggles go missing.

"On the day they are born, every Swift child is brought before the sacred Family Dictionary. They are given a name, and a definition. A definition it is assumed they will grow up to match. Meet Shenanigan Swift: Little sister. Risk-taker. Mischief-maker. Shenanigan is getting ready for the big Swift Family Reunion and plotting her next great scheme: hunting for Grand-Uncle Vile's long-lost treasure. She's excited to finally meet her arriving relatives--until...

"When six-year-old Beatrice Willoughby vanished at the Amadeuses' annual All Hallows Eve party, people in the tiny mountain town of Nevermore were quick to whisper: They were always odd. Their house is full of dark magic. And when Mort Amadeus was pegged for the crime, the Amadeuses, once the center of society, retreated. They closed their doors, disappeared from life. People almost forgot. Until thirteen years later, when six envelopes land at the...

"Clara Starling lives a life of dull rules, deadly routine, and flavorless meals under her cold uncle's strict regime--until the day Uncle disappears, leaving Clara alone in his old mansion. When streetwise orphan Peter and his rescue cat arrive unexpectedly, the children seize the chance to live by their own rules. But when the pair's wild romps through the halls of Braithwaite Manor reveal a single, worn ballet slipper, they are hurled into a mystery...

Twelve-year-old Ben Ripley leaves his public middle school to attend the CIA's highly secretive Espionage Academy, which everyone is told is an elite science school.

Twins Theo and Alexander and their sister Wil are abruptly dropped off at their Aunt Saffronia's house, where they learn they must complete a series of tasks in order to see their parents again--and their first assignment is at a waterpark.