Mysteries

Sara Martinez is facing years in the juvenile detention system for hacking into the foster care computer system to prove that her foster parents are crooks. But then she gets a second chance when a mysterious man offers her a chance to join a group of MI6 affiliated spies.

In 1937, ten-year-old Henry Shipley must rely on a talking cat named Lantern Sam and a kindly conductor named Clarence to help solve the kidnapping of a young heiress aboard the Lake Erie Shoreliner passenger train.

Some people count their blessings, but dogwalker Stephen Nobel counts mistakes. Dogwalker extraordinaire Stephen Nobel can get a little anxious, but his habit of counting the mistakes he and everyone else makes calms him. His need to analyze gets kicked into hyperdrive after two crazy events happen in one day at school: the bomb squad blows up a backpack and someone smashes a car into the building. To make things worse, that someone thinks Stephen...

"In 1859, eleven-year-old Nell goes to live with her aunt, Kate Warne, the first female detective for Pinkerton's National Detective Agency. Nell helps her aunt solve cases, including a mystery surrounding Abraham Lincoln, and the mystery of what happened to Nell's own father"--Provided by publisher.

Twelve-year-old Theo uses arcane knowledge and her own special talent when she encounters two secret societies, one sworn to protect the world from ancient Egyptian magic and one planning to harness it to bring chaos to the world, both of which want a valuable artifact stolen from the London museum for which her parents work.

Thirteen-year-old Trixie Belden and her friends search for hidden treasure in a mysterious mansion owned by an old miser.

Washed ashore as a baby in tiny Tupelo Landing, North Carolina, Mo LoBeau, now eleven, and her best friend Dale turn detective when the amnesiac Colonel, owner of a café and co-parent of Mo with his cook, Miss Lana, seems implicated in a murder.

Don't miss Selznick's other novels in words and pictures, Wonderstruck and The Marvels, which together with The Invention of Hugo Cabret, form an extraordinary thematic trilogy! 2008 Caldecott Medal winnerThe groundbreaking debut novel from bookmaking pioneer, Brian Selznick!Orphan, clock keeper, and thief, Hugo lives in the walls of a busy Paris train station, where his survival depends on secrets and anonymity. But when his world suddenly interlocks--like...

Like her idol Sherlock Holmes, eighth grader Ingrid Levin-Hill uses her intellect to solve a murder case in her home town of Echo Falls.

Seven-year-olds Bradley, Brian, Nate, and Lucy make observations and gather clues that convince them that their older siblings, cousin, and animals have been captured by hungry space aliens.