The Yellow Yacht

Dink, Josh, and Ruth Rose help catch the thieves who have stolen gold from Sammi's parents, the king and queen of Costra.

The X'ed-Out X-Ray

Ruth Rose, Josh, and Dink attend a concert during which someone steals the star's diamond pendant, and they are soon on the trail of the thief.

The Orange Outlaw

While visiting Dink's uncle in New York City, Dink, Josh, and Ruth Rose help uncover who is responsible for stealing a very valuable painting.

The Missing Mummy

Dink, Josh, and Ruth Rose are excited about the new Egyptian exhibit. But then the mummy is stolen and the tomb robbed of its treasure can they unravel the mystery and return the mummy to its rightful resting place?

The Lucky Lottery

Lucky O'Leary feels lucky when the lottery ticket his grandfather sends him for Christmas turns out to be a million-dollar winner! But before Lucky can cash it in, someone sneaks into his house and steals it.

The Runaway Racehorse

Dink, Josh, and Ruth Rose investigate the disappearance of a valuable racehorse that Dink's uncle and his friend, Forest Evans, have just bought and entered in a race at Saratoga.

The Falcon's Feathers

Dink and his pals Josh and Ruth Rose try to solve the mystery of who is stealing baby falcons from their nests.

The White Wolf

While visiting their friend Wallis and her adopted daughter on Mount Desert Island, Maine, Josh, Dink, and Ruth Rose investigate why three white wolf cubs are stolen, and by whom.

The Unwilling Umpire

When the umpire at the baseball game fundraiser is accused of stealing a collection of autographed baseballs, Dink, Josh, and Ruth Rose try to prove his innocence.

The Talking T. Rex

Dink, Josh, and Ruth Rose investigate the theft of a great deal of money from the belly of a nearly life-size Tyrannosaurus Rex model that their friend, Jud Wheat, is using to raise money for a dinosaur museum.

The Kidnapped King

The king and queen of Socotra have been kidnapped! For his protection, the prince is sent to Green Lawn to hide out with Dink's family. Can the three sleuths catch the kidnappers and unravel this royal mystery?

The Invisible Island

While picnicking on Squaw Island, a group of friends find a $500 bill. But when they return the next day, the whole island has disappeared and they must figure out the mystery to this vanishing act.

The Ninth Nugget

Dink, Josh, and Ruth Rose are spending a week at a dude ranch. Everything is normal in a cowboy kind of way until Josh finds a huge gold nugget! Just as they're deciding what to do, the nugget disappears.

The Vampire's Vacation

Dink, Josh, and Ruth Rose investigate a mysterious man in black, whom Josh believes is a vampire.

The School Skeleton

At Green Lawn Elementary, the entire school becomes involved in a mystery when Mr. Bones, the skeleton in the nurse's office, disappears.

The Quicksand Question

When someone steals the money the town has been collecting to help the ducks, Josh and his friends try to find the thief.

The Panda Puzzle

As soon as a new panda and her baby arrive in Green Lawn, the baby is stolen. Can Dink, Josh, and Ruth Rose collar the culprits?

The Deadly Dungeon

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

The Bald Bandit

Third-grader Dink and his detective friends hope to receive a big reward by finding the person whose video recorder picked up a picture of the local bank robber.

The Goose's Gold

When Dink, Josh, and Ruth Rose discover an old ship off the Florida coast loaded with gold, they're not sure if they want to share their findings.

The Jaguar's Jewel

Dink's uncle is the curator of a museum with a dazzling new treasure--a statue of a jaguar cradling an emerald between its front paws. Dink, Josh, and Ruth Rose discover that the emerald has been replaced with a fake.

The Zombie Zone

Reports of zombies and grave-robbers alarm the people of a Louisiana swampland village. But Ruth Rose, Josh, and Dink begin to suspect that the supernatural may not be the cause of the eerie occurrences.

The Haunted Hotel

It's almost Halloween, and reports of strange sounds and even stranger sights are coming from Green Lawn's only hotel. It's up to Dink, Josh, and Ruth Rose to figure out what's going on--before Green Lawn turns into a ghost town.

The Absent Author

The Empty Envelope

Dink keeps getting envelopes in the mail addressed to "D. Duncan." But the letters inside all start with "Dear Doris" and don't make any sense! Josh and Ruth Rose think someone's playing a trick on Dink.

The Planets in Our Solar System

Where is it partly cloudy and 860蝪?Venus. Read about the eight planets in our solar system and Earth's special place in it. This book also includes instructions for making your own solar system mobile, and on the new "Find Out More" page learn how to track the moon and visit the best plant web sites.

Cam Jansen and the Birthday Mystery

When Cam's grandparents are robbed on their way to her parents' surprise birthday party, Cam uses her photographic memory to solve the mystery.

Ancient Rome And Pompeii

What was it like to be a gladiator? How many people died in the destruction of Pompeii? How did Roman children spend their days? Find out the answers to these questions and more in this Magic Tree House Research Guide.

Summer Reading is Killing Me!

At the beginning of summer vacation Joe, Sam, and Fred find themselves trapped inside their summer reading list, involved in a battle between good and evil characters from well-known children's books.

Henry and Mudge and a very Merry Christmas

Christmas at Henry's house is full of fun and presents, but Henry learns that his best present is one he already had--his dog Mudge.

Sunflower Life Cycle

Book by Jeff Bauer

Is He a Girl?

After Casey Happleton tells him that if he kisses his elbow he will turn into a girl, nine-year-old Marvin experiments and finds himself very confused about his identity.

The X'ed-Out X-Ray

Ruth Rose, Josh, and Dink attend a concert during which someone steals the star's diamond pendant, and they are soon on the trail of the thief.

The Last Olympian

All year the half-bloods have been preparing for battle against the Titans, knowing the odds of victory are grim. Kronos's army is stronger than ever, and with every god and half-blood he recruits, the evil Titan's power only grows.

Nancy Clancy, Secret Admirer

Learning about the human heart in science class, Nancy and her best friend, Bree, resolve to work out the mysteries of love and romance only to become entangled in a complicated relationship.

Cam Jansen and the School Play Mystery

When a woman's poodle disappears during a boat ride around the city, Cam uses her photographic memory to solve the mystery.

A Grimm Warning

Conner Bailey thinks his fairy-tale adventures are behind him--until he discovers a mysterious clue left by the famous Brothers Grimm. When all signs point to disaster for the Land of Stories, Conner and Alex must join forces with their friends and enemies to save the day. But nothing can prepare them for the coming battle...or for the secret that will change the twins' lives forever.