Girls Adventure Mystery

Cammie Morgan has lost her father and her memory, but in the heart-pounding conclusion to the bestselling Gallagher Girls series, she finds her greatest mission yet. Cammie and her friends finally know why the terrorist organization called the Circle of Cavan has been hunting her. Now the spy girls and Zach must track down the Circle's leaders and stop them before they can implement a master plan that will change Cammie - and her country - forever.

Ada Lace - third-grade scientist and inventor extraordinaire - has discovered something awful: Her neighbor's beloved Yorkie has been dognapped! With the assistance of a quirky neighbor named Nina (who is convinced an alien took the doggie) and her ever-growing collection of gadgets, Ada sets out to find the wrongdoer. As their investigation becomes more and more mysterious, Ada and Nina grow closer, proving that opposites do in fact attract.

Dear Diary...Bess, George, and I are actually in Alaska! Everywhere you look, there are massive mountains and sparkling, deep-blue waters. We're on the maiden voyage of the Arctic Star luxury cruise ship, and my old friend, Becca Wright, the assistant cruise director, needs our help. She received threatening emails before even setting sail; then a bloody body turned up in the swimming pool.

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?

Dear Diary.... When Bess asked George and me to be counselors at her old camp, I thought I was in for a relaxing week. But trouble always finds me. I heard about a camper who had drowned in the lake years ago and dismissed it as a ghost story. But then something pulled me under during a swim lesson. And then our cabin's sleeping bags disappeared!

In this shocking psychological thriller and follow-up to The Girls I've Been, four teens face off against a wicked man in a remote forest in a desperate fight for their survival.

Dear Diary... Imagine my surprise when I heard that my old friend, Alex Burgess, was finally making his first movie - right here in River Heights! And he was sweet enough to invite George, Bess, and me for an inside glimpse behind the scenes. Of course, George wants to get a closer look at the cameras, and Bess is dying for a peek at the film's leading man.

After their adventures in China and Germany, the Kidd family is ready for some rest and relaxation. But when you're an ace treasure hunting team, there's always another adventure waiting around the corner! This time the Kidds head to Russia, where a set of priceless paintings by Leonardo da Vinci and Rembrandt has gone missing. Hot on the trail of the daring thieves, the Kidds race through the sinister streets of St. Petersburg and the wild Arctic tundra to track down the stolen treasure.

Dear Diary.... I thought a trip to Nantucket with Bess and George would be a simple vacation, but of course mysteries seem to follow me everywhere! We're on this fun, end-of-summer trip because our friend, Jenna, has an awesome exhibit opening at the local Nantucket Nautical Museum, and we want to support her. She was really excited about it until some creep vandalized her welcome banner. Now it's become clear that someone is out to sabotage the whole exhibit.

Coming from scandalous Florida treasure hunters and drug smugglers, Sloan McPherson is forging her own path, for herself and for her daughter, out from under her family’s shadow. An auxiliary officer for Lauderdale Shores PD, she’s the go-to diver for evidence recovery. Then Sloan finds a fresh kill floating in a canal - a woman whose murky history collides with Sloan’s. Their troubling ties are making Sloan less a potential witness than a suspect. And her colleagues aren’t the only ones following every move she makes. So is the killer.

Dear Diary.... "Magic is a mystery that doesn't need solving." That's what illusionist Drake Lonestar told me when I saw him perform. I was skeptical that the famous magician could really make the River Heights courthouse disappear, but I was wrong. It turns out that the courthouse wasn't the only thing that vanished. So did important evidence relating to a jewel heist - and all signs point to Lonestar as the thief! Now the magician himself has disappeared into thin air - and all of River Heights is looking at me to track him down.

Dear diary... Who would want to harm a horse? I kept asking myself that question while watching the beautiful jumpers at the annual River Heights Horse Show. The top riders from all over the country are here, and one of them, Payton Evans, is a close friend of Ned's family. She's been training for years, and Ned said she might even make the Olympic team.

A second mystery for 13-year-old Agatha Oddly - a bold, determined heroine and the star of this stylish new detective series. Agatha Oddlow’s set to become the youngest member of the Gatekeepers’ Guild, but before that, she’s got a mystery to solve! There’s been a murder at the British Museum, and although the police are investigating, Agatha suspects that they’re missing a wider plot going on below London - a plot involving a disused Tube station, a huge fireworks display and 5,000 tonnes of gold bullion....

In the realms of The Memory Thief, memories are currency that can be traded for goods, services, skills, and experiences. A group of people—the Gifted—can steal and redistribute memories. Etta is secretly one of them, but she hasn’t used her Gifted abilities since she left the rebel Shadows following her mother’s accident two years ago. But when her mother is again in danger, Etta has no choice but to return to the underground group in order to complete her greatest heist and save her mother’s life.

When Cammie Morgan arrives at her friend Macey's five star hotel for the Democratic National Convention - where Macey's father is about to receive the vice presidential nomination - she thinks she's in for an exciting end to her summer break. But if you're a Gallagher Girl, "exciting" and "deadly" are never far apart.

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.

Dear Diary... All I wanted to do was buy a new book, read, and relax. But when Bess, George, and I visited the local bookstore in Avondale, we found it in flames, and before we knew it, we were in the middle of another mystery. Or was it the middle of one of the best-selling author Lacey O'Brien's books? I know it sounds really strange, but it seemed like mysteries in her books were coming alive: first the fire; next a sinking boat; and then a missing statue. Were these innocent coincidences or chilling crimes?

A mysterious worldwide epidemic reduces the birthrate of female infants from 50 percent to less than one percent. Medical science and governments around the world scramble in an effort to solve the problem, but 25 years later there is no cure, and an entire generation grows up with a population of fewer than 1000 women. Zoey and some of the surviving young women are housed in a scientific research compound dedicated to determining the cause.

For fans of Cassandra Clare's City of Bones and Laini Taylor's Daughter of Smoke & Bone, The Girl at Midnight is the story of a modern girl caught in an ancient war. Beneath the streets of New York City live the Avicen, an ancient race of people with feathers for hair and magic running through their veins. Age-old enchantments keep them hidden from humans. All but one. Echo is a runaway pickpocket who survives by selling stolen treasures on the black market, and the Avicen are the only family she's ever known.

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.