The Water Castle


Megan Frazer Blakemore - 2013
    But all that changes when his family moves to the Water Castle—their ancestral home in the small town of Crystal Springs. Mallory Green’s family has always been the caretakers of the Water Castle—and the guardians of the legendary Fountain of Youth, hidden on the estate grounds. Will Wylie’s family has been at war with the Applegates for generations, all because of the Water Castle’s powerful secrets. When Ephraim learns of the Fountain, he’s sure finding it can cure his dad. With Mallory and Will’s help, he embarks on a quest that will blur the lines of magic and science, creativity and discovery, leaving readers left to wonder: Do you believe in the unbelievable?

Girl Detective


R.A. Spratt - 2014
    But the biggest mystery yet is Ian Wainscott, the handsomest (and most arrogant) boy in school who inexplicably hates her. Will the homework be found? Can they ever track down the Yeti? And why is Ian out to ruin her?With black-and-white art throughout, this is the launch of an exciting new mystery series!

Listening for Lucca


Suzanne LaFleur - 2013
    Now Mom and Dad are moving the family from Brooklyn to Maine hoping that it will mean a  whole new start for Lucca and Siena. She soon realizes that their wonderful old house on the beach holds secrets. When Siena writes in her diary with an old pen she found in her closet, the pen writes its own story, of Sarah and Joshua, a brother and sister who lived in the same house during World War II. As the two stories unfold, amazing parallels begin to appear, and Siena senses that Sarah and Joshua's story might contain the key to unlocking Lucca's voice.

Capture the Flag


Kate Messner - 2012
    Snowed in together at a chaotic Washington D.C. airport, they encounter a mysterious tattooed man, a flamboyant politician, and a rambunctious poodle named for an ancient king. Even stranger, news stations everywhere have announced that the famous flag that inspired "The Star-Spangled Banner" has been stolen! Anna, certain that the culprits must be snowed in too, recruits Henry and José to help catch the thieves and bring them to justice.But when accusations start flying, they soon realize there's more than justice at stake. As the snow starts clearing, Anna, José, and Henry find themselves in a race against time (and the weather!) to prevent the loss of an American treasure.

The Glass Bird Girl


Esme Kerr - 2014
    But what Edie uncovers instead is a dangerous mystery that only the girls themselves can solve.

The Name of This Book Is Secret


Pseudonymous Bosch - 2007
    As much as he'd love to sing the praises of his book (he is very vain), he wouldn't want you to hear about his brave 11-year old heroes, Cass and Max-Ernest. Or about how a mysterious box of vials, the Symphony of Smells, sends them on the trail of a magician who has vanished under strange (and stinky) circumstances. And he certainly wouldn't want you to know about the hair-raising adventures that follow and the nefarious villains they face. You see, not only is the name of this book secret, the story inside is, too. For it concerns a secret. A Big Secret.

The Key to Extraordinary


Natalie Lloyd - 2016
    Her ancestors include Revolutionary War spies, brilliant scientists, and famous musicians--every single one of which learned of their extraordinary destiny through a dream. For Emma, her own dream can't come soon enough. Right before her mother died, Emma promised that she'd do whatever it took to fulfill her destiny, and she doesn't want to let her mother down. But when Emma's dream finally arrives, it points her toward an impossible task--finding a legendary treasure hidden in her town's cemetery. If Emma fails, she'll let down generations of extraordinary ancestors . . . including her own mother. But how can she find something that's been missing for centuries and might be protected by a mysterious singing ghost? With her signature blend of lyrical writing, quirky humor, and unforgettable characters, Natalie Lloyd's The Key to Extraordinary cements her status as one of the most original voices writing for children today.

Closed for the Season


Mary Downing Hahn - 2009
    The boys' quest takes them to the highest and lowest levels of society in their small Maryland town, and eventually to a derelict amusement park that is supposedly closed for the season.

Chasing Vermeer


Blue Balliett - 2004
    Before they know it, the two find themselves at the center of an international art scandal, where no one — neighbors, parents, teachers — is spared from suspicion. As Petra and Calder are drawn clue by clue into a mysterious labyrinth, they must draw on their powers of intuition, their problem-solving skills, and their knowledge of Vermeer. Can they decipher a crime that has left even the FBI baffled?

The League of Beastly Dreadfuls


Holly Grant - 2015
    Join the League. . . .   Anastasia is a completely average almost-eleven-year-old. That is, UNTIL her parents die in a tragic vacuum-cleaner accident. UNTIL she’s rescued by two long-lost great-aunties. And UNTIL she’s taken to their delightful and, er, “authentic” Victorian home, St. Agony’s Asylum for the Criminally Insane.But something strange is going on at the asylum. Anastasia soon begins to suspect that her aunties are not who they say they are. So when she meets Ollie and Quentin, two mysterious brothers, the three join together to plot their great escape!

The Ring of Rocamadour


Michael D. Beil - 2009
    And ended with . . . well, if we told you that, it wouldn’t be a mystery! But in between The Scream and The Very Surprising Ending, three friends find themselves on a scavenger hunt set up for a girl they never met, in search of a legendary ring reputed to grant wishes. Are these sleuths in school uniforms modern-day equivalents of Nancy, Harriet, or Scooby? Not really, they’re just three nice girls who decide to help out a weird lady, and end up hiding under tables, tackling word puzzles and geometry equations, and searching rather moldy storage rooms for “the stuff that dreams are made of” (that’s from an old detective movie). Oh, and there’s A Boy, who complicates things. As boys often do.Intrigued? The Red Blazer Girls offers a fun, twisty adventure for those who love mystery, math (c’mon, admit it!), and a modest measure of mayhem.Michael Beil, a New York City high school English teacher, makes his literary debut with this fun and brainy mystery.

The Nest


Kenneth Oppel - 2015
    But for Steve, it’s just another season of worries. Worries about his sick newborn baby brother who is fighting to survive, worries about his parents who are struggling to cope, even worries about the wasp’s nest looming ominously from the eaves. So when a mysterious wasp queen invades his dreams, offering to “fix” the baby, Steve thinks his prayers have been answered.All he has to do is say “Yes.” But “yes” is a powerful word. It is also a dangerous one. And once it is uttered, can it be taken back?

Ghost Knight


Cornelia Funke - 2011
    Eleven-year-old Jon Whitcroft never expected to enjoy boarding school. Then again, he never expected to be confronted by a pack of vengeful ghosts, either. And then he meets Ella, a quirky new friend with a taste for adventure... Together, Jon and Ella must work to uncover the secrets of a centuries-old murder while being haunted by terrifying spirits, their bloodless faces set on revenge. So when Jon summons the ghost of the late knight Longspee for his protection, there's just one question: Can Longspee truly be trusted?

Evangeline of the Bayou


Jan Eldredge - 2018
    Then she will finally be declared a true haunt huntress, worthy to follow in the footsteps of her long line of female ancestors.But when Evangeline and her grandmother are called to New Orleans to resolve an unusual case, she uncovers a secret that will shake her to the soles of her silver-tipped alligator-skin boots.Set in the evocative Louisiana bayou and the vibrant streets of New Orleans, Evangeline’s is a tale of loyalty and determination, the powerful bonds of friendship and family, and the courage to trust your gut no matter how terrifying that might be.

Ash Mistry and the Savage Fortress


Sarwat Chadda - 2012
    Ash Mistry, reluctant hero, faces ancient demons… and comes into an astonishing, magical inheritance.Varanasi: holy city of the Ganges.In this land of ancient temples, incense and snake charmers…Where the monsters and heroes of the past come to life…One slightly geeky boy from our time…IS GOING TO KICK SOME DEMON ASS.Ash Mistry hates India. Which is a problem since his uncle has brought him and his annoying younger sister Lucky there to take up a dream job with the mysterious Lord Savage. But Ash immediately suspects something is very wrong with the eccentric millionaire. Soon, Ash finds himself in a desperate battle to stop Savage's masterplan – the opening of the Iron Gates that have kept Ravana, the demon king, at bay for four millennia…