Hold fast by Blue Balliett - On a cold winter day in Chicago, Early's father disappeared, and now she, her mother and her brother have been forced to join the ranks of the homeless--and it is up to Early to solve the mystery surrounding her father

Assassin by Grace Cavendish - Thirteen-year-old Lady Grace Cavendish, favorite maid of honor of Elizabeth I, must solve a murder mystery and clear the name of her betrothed

The truth as told by Mason Buttle by Leslie Connor - As he grieves his best friend Benny's death, Mason and his friend Calvin, who are targeted by the neighborhood bullies, create an underground haven for themselves, but then Calvin goes missing

Moxie and the art of rule breaking : a 14 day mystery by Erin Dionne - Instead of spending a carefree summer exploring downtown Boston with best friend Ollie, thirteen-year-old Moxie must solve a famous art heist in order to protect those she loves

The gallery by Laura Marx Fitzgerald - In 1929 New York City, twelve-year-old housemaid Martha O'Doyle suspects that a wealthy recluse may be trying to communicate with the outside world through the paintings on her gallery walls

Stormbreaker by Anthony Horowitz - After the death of the uncle who had been his guardian, fourteen-year-old Alex Rider is coerced to continue his uncle's dangerous work for Britain's intelligence agency, MI6

Death cloud by Andrew Lane - In 1868, fourteen-year-old Sherlock Holmes is sent to stay with his eccentric uncle and aunt in their vast house in Hampshire, where he uncovers his first murder and a diabolical villain

Picture me gone by Meg Rosoff - Twelve-year-old Mila travels with her father to upstate New York to visit friends and family, who may lead them to clues to the whereabouts of her father's best friend, who has gone missing

The blackthorn key by Kevin Sands - In 1665 London, fourteen-year-old Christopher Rowe, apprentice to an apothecary, and his best friend, Tom, try to uncover the truth behind a mysterious cult