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 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 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 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 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 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 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 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 Canary Caper

Dink, Josh, and Ruth Rose get an urgent call from Mrs. Davis--her canary is missing and he's not the only one--two other pets are missing as well. The kids suspect a petnapper.

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 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 Absent Author

Tornado Alert

Describes the origin and nature of tornadoes and how to stay safe when threatened by one of these dangerous storms.

The Moon

A look at our moon

I'm Too Fond of My Fur!

I was on my way 'round the world to Mouse Everest! The trip was long and dangerous. I almost froze my tail off on the way. And then I was kidnapped by the Abominable Snowman! Yes, it was truly an amazing adventure....

Nate The Great

Nate the Great solves the mystery of the missing picture.

Junie B. Jones And The Mushy Gushy Valentime

When the children in Room Nine exchange valentine cards, Junie B. gets something she never expected--a mushy, gushy "valentime" from an unknown admirer!

Trains

Choo Choo! Kids love trains! Especially the old-timey steam engines found in amusement parks and zoos. But what about a super-speeder in Japan that zooms on the track at 361 miles per hour? Or the world's longest freight train, stretching on for a whopping 4.6 miles? Or futuristic railways in the sky? In this Level 1 reader, young readers will discover a whole new way of looking at trains! National Geographic supports K-12 educators with ELA Common Core Resources. Visitwww.natgeoed.org/commoncorefor more information.

Never Trust a Troll!

After a summer at Camp Dragononka, Wiglaf returns to school to find himself tormented by his energetic younger brother Dudwin and a troublesome troll with a sense of humor.

The Frandidate

Mad scientist Frannie K. Stein, determined to be elected class president, uses her Atomic Combiner to create a suit that makes her seem to be whatever a voter wants her to be, but the suit has plans of its own.

Henry and Mudge and the Forever Sea

Henry, his father, and his big dog Mudge spend a day at the beach while on summer vacation.

Henry and Mudge in Puddle Trouble

For Henry and his big dog Mudge, spring means admiring the first snow glory, playing in puddles in the rain, and watching the five new kittens next door.

Discovery in the Cave

This amazing true adventure story about the discovery of the Lascaux Cave will have young readers feeling that they've discovered something pretty special, too!In 1940, four teenage boys and a dog dropped themselves into a hole in the forest floor. Using a flaming grease gun as a torch, they ventured deep underground, eventually coming to a huge cave, the walls of which were covered with life-size paintings of animals. Whole herds of horses! Deer with horns as big as tree branches! Giant bison! The boys were amazed by their discovery. They'd stumbled upon the world's finest examples of prehistoric painting!Perfect for classroom use, this Step 4 Step into Reading book is realistically illustrated by award-winning artist Bryn Barnard.

Who Was Anne Frank?

An easy-to-read biography looks closely at Anne Frank's life before the secret annex, what life was like in hiding from the Nazis, and the legacy of her diary.