Teen Girl Mystery

Covered by vines and hidden by trees, the old gatehouse on the edge of the woods has been abandoned for years. But when Trixie and her pal Honey explore it, they discover more than just dust and spiderwebs inside. The two girls find a huge diamond stuck in the dirt floor! Could a ring of jewel thieves be hiding out in Sleepyside?

There's a murderer on the loose - but that doesn't stop the girls of St. Etheldreda's from attempting to hide the death of their headmistress in this rollicking farce. The students of St. Etheldreda's School for Girls face a bothersome dilemma. Their irascible headmistress, Mrs. Plackett, and her surly brother, Mr. Godding, have been most inconveniently poisoned at Sunday dinner.

Lillia, Kat, and Mary had the perfect plan. Work together in secret to take down the people who wronged them. But things didn’t exactly go the way they’d hoped at the Homecoming Dance. Not even close. For now, it looks like they got away with it. All they have to do is move on and pick up the pieces, forget there ever was a pact. Eye for an eye, tooth for a tooth, burn for a burn. A broken heart for a broken heart. The girls are up to the task. They’ll make Reeve fall in love with Lillia and then they will crush him. It’s the only way he’ll learn.

Nancy Springer captivates young listeners with mysteries that feature Sherlock Holmes' little sister Enola. Edgar Award-winning author Nancy Springer captivates young listeners with mysteries that feature Sherlock Holmes' little sister Enola. Abandoned by her mother and fearing her brothers will exile her to finishing school, 14-year-old Enola lives a lonely London existence.

Sophronia continues her second year at finishing school in style - with a steel-bladed fan secreted in the folds of her ball gown, of course. Such a fashionable choice of weapon comes in handy when Sophronia, her best friend Dimity, sweet sootie Soap, and the charming Lord Felix Mersey stowaway on a train to return their classmate Sidheag to her werewolf pack in Scotland. No one suspected what - or who - they would find aboard that suspiciously empty train.

Friday's Mum, the Nobel Prize winning physicist, has been accused of espionage. The police think she's been selling secrets about the CERN Hadron Super Collider. Friday knows her mother isn't capable of such a thing - this is a woman who can't even operate a dishwasher. She's got to smuggle herself into Switzerland to clear her Mum's name. Fortunately, Melanie is a master of disguise. After an extremely extreme make-over, Friday arrives at CERN and finds axolotls in the water coolers, graffiti in the great hall and most baffling of all - her sister has fallen in love with an engineer!

Rosie's led a charmed life with her loving dad, who runs the town donut shop. It's true her mother abandoned them when Rosie was just a baby, but her dad's all she's ever needed. But now that her father's had a stroke, Rosie lives with her tough-as-nails grandfather. And her beloved dog, Gloaty Gus, has just gone missing. Rosie's determined to find him. With the help of a new friend and her own determination, she'll follow the trail anywhere...no matter where it leads. If she doesn't drive the whole world crazy in the meantime.

If you like quirky characters, lots of twists and turns in your mysteries, and a whole lot of fun, then The Witch Squad is for you! Included in this collection are the first three books: The Witch Squad, Son of a Witch, and Witch Degrees of Separation.

A prince is in River Heights. A prince! Granted, he's from a relatively minor royal family, but still. This is big news. The headlines get even bigger once the prince is found toting a painting for his family's good friend, Mrs. Mahoney - because within hours of his arrival, the federal authorities arrest him. They suspect he stole the painting from his family.

Tessa McCaide has a unique talent for getting into trouble. Then again, it isn’t easy for a girl with psychic visions to ignore what she sees. Luckily Tessa and her family are leaving California and moving halfway across the country, giving her the perfect opportunity to leave her reputation as “Freaky Tessa” behind. But Tessa doesn’t realize that kissing the wrong guy in her new Texas town could land her in far more trouble than she ever imagined. Like being forced to attend St. Ailbe’s Academy, a secret boarding school for werewolves.

Trixie can't believe she's stuck in Sleepside all sumemr while her lucky brothers are away at camp. Then a millionaire's daughter moves in next door, a runaway kid hides out nearby, and rumors heat up that the old mansion on the hill is filled with a fortune. Maybe the summer won't be so boring after all!

Nancy is helping out her Dad’s friend, Louise Alain, and her dog, Marge, at an upcoming dog show in Montreal. Marge is a professional and needs someone she can trust to handle her at the biggest show of the season. Nancy is happy to oblige, especially since Louise invited Bess and George as well! Of course, the three friends are investigating a crime within hours of their arrival. One of the show dogs was drugged and a giant wad of gum was matted into its hair.

The Gallagher Academy for Exceptional Young Women is a fairly typical all-girls school - that is, it would be if every school taught advanced martial arts in PE and the latest in chemical warfare in science, and students received extra credit for breaking CIA codes in computer class. The Gallagher Academy might claim to be a school for geniuses, but it's really a school for spies.

The last thing Cammie Morgan remembers is leaving the Gallagher Academy to protect her friends and family from the Circle of Cavan - an ancient terrorist organization that has been hunting her for over a year. But when Cammie wakes up in an Alpine convent and discovers that months have passed, she must face the fact that her memory is now a black hole. The only traces left of Cammie’s summer vacation are the bruises on her body and dirt under her nails, and all she wants is to go home.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

They say Delia burned herself to death in her stepfather's shed. They say it was suicide. But June doesn't believe it. June and Delia used to be closer than anything. Best friends in that way that comes before everyone else - before guys, before family. It was like being in love, but more. They had a billion secrets tying them together like thin silk cords. But one night a year ago, everything changed. June, Delia, and June's boyfriend, Ryan, were just having a little fun. Their good time got out of hand.

After a botched escape plan from her boarding school, Abigail is stunned to discover the school is actually a cover for an elite spy ring called The Center, along with being training grounds for future spies. Even more shocking? Abigail's mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have - at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious - and sometimes painful - results.

Since she can remember, Katarina's relatives have been grooming her for the family business - thieving. But when Kat tries to go straight and leave the Life for a normal life, she's promptly kicked out of her new school for stealing the headmaster's car and mounting it on the school fountain. Although she could have done it without breaking a sweat, ironically, this time, she's innocent.

​The girls of Innovations Academy escaped the confines of their unethical school, fought against the system protecting predators who targeted girls for harassment, and they’re not done yet. They’re still not free. The men from Innovations Corporation still hunt them, the woman who created them still wants control over them, and worst of all, Mena realizes that through all her pain, all her tears, the world of men has not changed.

After spending the summer at home in Connecticut, Emmy is eager to return to her friends at Wellsworth. Before she leaves, she receives a key to a safety-deposit box and a letter from her father, telling her to hide the surviving relics and to trust no one. When she returns to school, she realizes her best friend, Lola, is being framed by the Order for a crime she didn't commit. Jonas informs Emmy if she gives up her father, he'll set things right. It all comes to a head at an exhibit on Medieval manuscripts at the British Library. Will Emmy be able to stop them once and for all?