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In the third book in the New York Times bestselling Spy School series, Ben gets kicked out of the CIA’s spy school and enrolls with the enemy. During a spy school game of Capture the Flag, twelve-year-old Ben Ripley accidentally shoots a live mortar into the principal’s office—and...

Each story in the Zoey and Sassafras series features a new magical animal with a problem that must be solved using science. There isn’t a set formula for each book; Zoey sometimes needs to run experiments, while other times she needs to investigate a mystery, and yet other times she needs to do research. Zoey models how to keep a science journal through her handwritten entries in each story. Each story is complete with a glossary of the kid-friendly definitions for scientific terms used.

THE OWL EXPRESS Nate, the great detective, and his dog Sludge, hit the rails on their latest case. Their mission: To guard an owl named Hoot. Hoot belongs to Nate’s cousin, Olivia Sharp, and she thinks someone on the train might be out to get her feathered friend. Then Hoot disappears! THE...

Elmo and his sister love playing in the jungle house next door, that is, until mean old Mr Birdsnest moves in. But when it appears that Mr Birdsnest has kidnapped the children's grandma they must sneak back in to rescue her! A delightful and cleverly written story by the Children's Laureate...

The action-packed sixth adventure in the number one bestselling Alex Rider series. In the sixth book in the number one bestselling Alex Rider series by Anthony Horowitz, teenage spy Alex has a chance encounter with the son of multi-billionaire Nikolei Drevin. Soon Alex finds himself in the...

Florian is 12 years old and has just moved to Washington. He's learning his way around using TOAST, which stands for the Theory of All Small Things. It's a technique he invented to solve life's little mysteries. But when he teaches it to his new friend Margaret, they uncover a mystery that isn't little. In fact, it's huge, and it involves the National Gallery, the FBI, and a notorious crime syndicate known as EEL. Can Florian decipher the clues and finish his homework in time to help the FBI solve the case?

Now an animated series on Disney Junior! The Chicken Squad is back for their second (mis)adventure, and this time they’re solving the mystery of a kidnapped … HOUSE? A hilarious, “easy to read” (Booklist) chapter book from the bestselling author of Click, Clack, Moo and The Trouble with...

When the Boxcar Children help out in a local garden, they dig up one strange thing after another! First, the tomato plants seem to move every day. How can that be? Then the Aldens follow the clues to an unsolved bank robbery, and it's clear that a very big mystery is growing in Greenfield.

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.

Join the world’s greatest detective, Nate the Great, as he solves the mystery of the missing money box! 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! ...

This volume includes: The Animal Shelter Mystery, The Old Motel Mystery, and The Mystery of the Hidden Painting. In The Mystery of the Hidden Painting, the Aldens find a mysterious painting hidden in the attic. The children learn that it is a portrait of their grandmother, whom they never knew, wearing the necklace Grandfather gave her when they were married. The necklace disappeared on their first anniversary - and was never found. Can the Boxcar Children track down a necklace missing for so many years?

A friend of Nancy Drew’s hopes to use her sleuthing skills to solve what seems to be a strange haunting at her aunt’s house! Hearing strange creaking, eerie thumps, and even music, the secretive mansion seems to be hiding something sinister. At the same time, Nancy’s father is warned of a...

The King of Bohemia wishes to marry...but before he can do so, he needs Sherlock's help! Can the sleuth retrieve an embarrassing photograph of the royal, before a scandal erupts and the king is forced to cancel his wedding plans?

In the fifth book in the New York Times bestselling Spy School series, Ben goes undercover in the White House to take on a SPYDER operative determined to assassinate the president. Thirteen-year-old Ben Ripley has had a lot of field success despite only just beginning his second year at Spy...

Fourteen-year-old Mona isn't like the wizards charged with defending the city. She can't control lightning or speak to water. Her familiar is a sourdough starter, and her magic only works on bread. She has a comfortable life in her aunt's bakery making gingerbread men dance. But Mona's life is turned upside down when she finds a dead body on the bakery floor. An assassin is stalking the streets of Mona's city, preying on magic folk, and it appears that Mona is his next target. And in an embattled city suddenly bereft of wizards, the assassin may be the least of Mona's worries.

Things are finally looking up for Amelia Jones: She's officially a Mystwick student, and she even has a teacher to help her learn how to use her rare Composing magic. When Mystwick enters an international magic competition, it’s Amelia's chance to Compose something that will help them win the day. The only problem is that she still doesn’t understand how her powers work. But then she hears about a super exclusive Midnight Orchestra - half performance, half magical black market. But the Midnight Orchestra is far more sinister than it initially appears.

An abandoned mansion, strange noises, and secret spies. Detective duo Alice and Theo reunite with their East End friends to solve a new mystery in Edwardian London. Their curiosity is awakened when sounds come from the spooky house next door. A plea for help catapults the gang into a thrilling chase. Join them as they dash across historic sites from the British Museum to hidden catacombs in a fast-paced action adventure.

After a merciless winter, spring has sprung in 1880 Stockholm, and the city awaits the arrival of the SS Vega, the first ship to have sailed the Northeast Passage. Life is busy at the orphanage, but twelve-year-old Mika quickly notices that the older orphans are up to something—and it doesn’t look good. When Constable Hoff approaches her with information about thefts around the city, Mika becomes even more concerned about what the other kids are up to—and what they might be planning for the Vega celebration.

This volume includes: Benny Uncovers a Mystery, The Haunted Cabin Mystery, and The Deserted Library Mystery. In The Haunted Cabin Mystery, the Aldens are going with grandfather to visit his friend, old Cap Lambert, a retired riverboat pilot who lives in a cabin in the woods. To get there, the Boxcar Children take a wonderful trip down the Mississippi in a paddlewheel boat. But when they arrive at Cap Lambert’s cabin, they find some mysterious things are going on. Spooky phone calls, eerie flickering lights, strange dark figures. Is the cabin haunted?

One warm night four children stood in front of a bakery. No one knew them. No one knew where they had come from. Henry, Jessie, Violet, and Benny are orphans. Can they find a home where they can stay together as a family?