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Eva's class cannot wait for their field trip to the pumpkin farm! On the farm, they pick apples, milk cows, and even make new friends. But then an award-winning pumpkin goes missing! Eva and her friends will have to solve the mystery. Will they find the pumpkin in time for the holiday party... and also help a friend in need? In this sweet fall story, Eva discovers that everyone has something to be thankful for!

A handful of sixth-graders have been chosen to attend an exclusive weekend at the Octagon Valley Institute, the mysterious, high-tech lab of the uber famous multimillionaire, genius, recluse Onassander Octagon. What will they do there? No one is telling. Which just makes everyone want to get in. Edwin has high hopes for the weekend—hopes he’ll meet other kids like him—kids who will accept him even though he’s got a photographic memory, genius level math skills and some very specific personality quirks. But when he meets the other kids, he starts to wonder if they’re all in the right place.

Frank and Joe, the sons of famous detective Fenton Hardy, want to follow in their father's footsteps. Their first chance to solve a mystery comes when jewels and securities are stolen from the safe of the local Applegate mansion. To make matters worse, the father of one of their good friends has been charged with the crime. The lads help their father identify the thief, but the location of the stolen items remains unknown. Frank and Joe use their budding investigative skills to solve the mystery and clear the innocent man.

The Boxcar Children are helping a friend find out more about their family's history. But what they find is a mystery going back generations! Can the Aldens help their friend unlock secrets of the past - and present?

A Newbery Honor book and instant New York Times, USA Today, and indie bestseller! Award-winning author and artist Chanel Miller tells a fun, funny, and poignant story of friendship and community starring Magnolia Wu, a ten-year-old sock detective bent on returning all the lonely only socks...

Eleven-year-old math prodigy Ada Lovelace, daughter of the famous and infamous poet Lord Byron, is a genius. Isolated, awkward and socially inept - but a genius. Mary Godwin, age 14, daughter of radical philosopher William Godwin and feminist writer Mary Wollstonecraft, is a romantic. It has been arranged for Mary and Ada to be tutored by the young man who calls himself Percy B. Snagsby, a nervous fellow who may or may not be a spy.

Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries have been hooking chapter book readers on mysteries and reading for years. Now this classic kid favorite is back...

Don’t miss Enola Holmes: The Case of the Missing Marquess! A Netflix original movie starring Millie Bobby Brown, Henry Cavill, and Helena Bonham Carter! Enola Holmes—younger sister to Sherlock Holmes—is back on another case! Enola Holmes’s landlady, Mrs. Tupper, is the closest thing...

Che misteri nasconde il gatto gigante che vaga nelle gallerie sotterranee del metrò, terrorizzando tutti i roditori di Topazia? Geronimo, Tea, Trappola e Pinky scoprono molti indizi inquietanti...

Emil Tischbein's adventure begins when he is traveling by train from the small town of Neustadt to visit his grandmother in Berlin. His hardworking mother has given him 140 marks in an envelope which is securely fastened with a pin to his inside pocket. Unfortunately for him, he's sharing a railway carriage with a man in a bowler hat who, taking advantage of Emil's sleepiness, has robbed him.

These chapter books introduce beginning readers to the detective mystery genre. Perfect for the Common Core, kids can problem-solve with Nate, using logical thinking to solve mysteries! Early one morning, a torn slip of paper with the mysterious letters V I T A appears on Nate the Great's...

These chapter books introduce beginning readers to the detective mystery genre. Perfect for the Common Core, kids can problem-solve with Nate, using logical thinking to solve mysteries! Rosamond is visiting Scandinavia when she loses something. She wants Nate the Great to find it, even though he...

Join the world’s greatest detective, Nate the Great, as he solves the mystery of the missing pillowcase! Perfect for beginning readers and the Common Core, this long-running chapter book series will encourage children to problem-solve with Nate, using logical thinking to solve mysteries! ...

Solve the mystery with the Secret Seven - everyone's favourite detective club! These timeless stories are perfect for young fans of mystery, adventure or detective series. In book eight, Peter and Jack go looking for their lost model aeroplane in an old abandoned house and find a lit fire in one...

Join the world's greatest detective, Nate the Great, as he solves the mystery of the missing Earth Day robot in this long-running chapter book series that's a favorite for beginner readers! WILL THIS CASE ROLL AWAY? The Earth Day Fair is days away, but Nate's classroom project--a robot named Mr...

The New York Times best-selling author of the Sisters Grimm series, Michael Buckley has also written and developed shows for Cartoon Network, Nickelodeon and Discovery Channel. Supervillain Gerdie Baker, assisted by criminal mastermind Simon, has created a device that opens portals to other worlds, which she and other cheerleaders have been pillaging. But the alternate realities are starting to get awfully close together, so it’s up to Matilda “Wheezer” Choi and the NERDS to stop the cheerleaders before the worlds collide.

Goonies-meets-James-Bond-style hijinks continue with a group of unpopular fifth-graders who run a spy network right under their teachers’ noses. Their tech-loving, geeky ways may get them shunned by the “it” crowd, but with a little help from science, these kids’ most dweeby qualities become big-time weapons in the fight against super-villains.

The Deadly Dungeon Dink's favorite mystery writer, Wallis Wallace, has invited Dink, Josh, and Ruth Rose for a sleepover - in a haunted castle! But as soon as the young detectives arrive, they start hearing screams behind the walls. Will they discover who - or what - is haunting Moose Manor?...

Nancy Drew’s talent for finding danger escalates to new heights in this thrilling mystery! Rescued from nearly drowning, Nancy attempts to then help her savior unmask the scheming of her greedy guardians. Along the way Nancy faces kidnapping, mysterious hideouts, haunted grounds, and evil intentions. Can she find a way to save herself, reveal the truth, and solve this complicated and dangerous mystery for her new friend?

A mysterious curse has stricken Kexley Castle for generations ever since Egyptian treasure was transported to Cornwall by a 19th Century explorer. Can four young adventurers reveal the secrets that have been hidden for over a hundred years? Join Lara, Rufus, Tom, and Barney in their first exciting adventure together as they unravel the mystery and race to find Captain Jack Kexley’s hiding place.