Showing titles in Action & Adventure

The Alden children are helping their neighbors build a tree house. From the tree house, the children discover they can see into the attic of the house next door...and they notice a window that not even their neighbors know about! Does the old house have a secret?

The Aldens are excited to visit a deserted South Seas island. But soon they discover clues that they are not alone. Is someone on the island watching them?

There is great activity in the Hollister household upon the arrival of Domingo, the donkey promised Sue in New Mexico. The excitement mounts higher with the discovery of a note attached to the donkey’s halter signed Y.I.F. So begins one of the two mysteries that run through this book.

The Austins are trying to settle into their new life in New York City, but their once close-knit family is pulling away from each other. With the Austins going in different directions, they don't notice that something sinister is going on in their neighborhood - and it's centered around them. A mysterious genie appears before Rob and Emily. A stranger approaches Vicky in the park and calls her by name. Members of a local gang are following their father. The entire Austin family is in danger. If they don't start telling each other what's going on, someone just might get killed.

Cosima lives at the Star Diamond Home for Children with her best friends Diya, Mary and Pearl. Since uncovering a dastardly plot and escaping their cruel captors, life has been one of peace and contentment – and particularly so for Cos. For alongside her friendships, Cos finally has a real family, too – and every day spent with her long-lost father is more magical than the last. But where Cos goes, adventure is sure to follow – and when a world-famous painting is stolen, Cos’s father is arrested for the crime.

Something is wrong with Cooper. He's plagued by a fear he doesn't understand and can't control. Cooper just wants to escape, and a summer vacation aboard the restored cabin cruiser The Getaway, with best friends Gordy, Hiro, and Lunk, seems like the perfect way to do it. Two weeks of fun - with no mysteries or life-and-death danger. That's the plan. But their plans are shattered the very first night when they witness a murder.

A backpack full of jewels has fallen out of a plane! Was it just an accident? The Boxcar Children need to find out what happened!

A new Pete the Cat mystery in paperback for the first time! Alex and his friends witness a pig falling from a speeding red truck. Working with the police and an animal rescue group, the kids get permission to keep the pig. But after a local TV station runs a story about the rescue, the angry truck driver shows up at Alex's house, determined to take the pig to slaughter. Who is this man? What is he hiding? Pete uses his skills to solve the mystery but, as usual, his humans don't understand. When the dangerous situation turns deadly, can Pete save himself?

Pete the cat can't actually talk to his owner, Alex, but he's a crime-solving cat, and he knows when things aren't right. And now, Pete knows something is wrong. Someone's been breaking into houses in the neighborhood, and they're not just stealing people's property—they're kidnapping pets! When the burglars come to Alex's house, they nab Pete! Lucky for Pete, Alex's brother, Benjie, comes to the rescue, but gets himself kidnapped by the thieves. Can Pete and Alex uncover the clues and rescue Benjie?

Every year, Swift Academy students go to a nearby summer camp to field-test their inventions. Tom and his friends have been working hard on all their projects, but they’re most thrilled about Noah’s new virtual reality simulation. They can’t wait for it to go live, and everyone is looking forward to running tests at the camp. Nothing dulls their excitement, not even when a mysterious prankster starts messing with people’s inventions.

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?

The Sugar Creek Gang's school gets a new teacher - a man. And that spells trouble. When their old teacher shows up to surprise them with a midday sleigh ride, things start looking up for the boys - until Bill Collins throws a snowball that accidently hits Mr. Black, the new teacher. Learn the importance of self-sacrifice as Little Jim offers to take Bill's punishment, even though he doesn't deserve it.

Old Man Paddler sends the Sugar Creek Gang to a beautiful Caribbean island to find his missing twin brother. Circus and Bill find an old man who bears an uncanny resemblance to Old Man Paddler, but then they get separated from the rest of the group. A goat and a lottery ticket become the key to restoring Mr. Paddler. Discover the difference between fate and God's control of the events in our lives.

A late night hunting trip for the Sugar Creek Gang leads to a surprising discovery. Later, Old Man Paddler invites them to his cabin for a sassafras tea pary. An urgent knock on the door interrupts the party. Soon, they find themselves knee-deep in a quicksand rescue. Explore with the gang the effects of sin in one's life and the benefits of following Jesus.

An orchestra explodes in Vauxhall Pleasure Gardens and suddenly the music of London disappears...and a terrifying monster stirs off the Greenwich peninsular, threatening to trample London underfoot. The detectives must track down the thief behind the music's disappearance – via the Whispering Gallery of St Paul's Cathedral, a Windmill-with-teeth on the Isle of Dogs and the dark streets of Soho...where a shadowy villain and his mechanical animal spies live.

The Missing Chums is the fourth book in the original Hardy Boys series. Chet and Biff, friends of Frank and Joe Hardy, depart for a long-planned boating excursion, but mysteriously disappear in a storm. The Hardy Boys fear the worst when they can find nothing but a small amount of wreckage along the course Chet and Biff were to follow. Suddenly, Frank and Joe's mother receives a ransom note—for them!

The Boxcar Children are helping harvest honey at a farm one of Grandfather’s friends owns. They're excited to learn about bees and eat fresh honey. But then several mishaps occur - is someone trying to ruin the harvest?

Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! This collection includes Detective Camp, Mayflower Treasure Hunt, White House White-Out, and Sleepy Hollow Sleepover.

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.

People in Adenville are breathing a sigh of relief. It seems that Tom D. Fitzgerald, the Great Brain, has truly reformed. For months, not one kid has been swindled and not one stunt has been pulled. But when he gets a new bike for Christmas, the Great Brain heads full speed into his old ways. And this time his ideas are bigger than ever. He puts all of Adenville in fear of a prehistoric beast from Skeleton Cave, solves a mysterious bank robbery, and captures the ghost of Silverload Mine.