The Maze of Bones

Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Napoleon to Houdini is related to the Cahills, yet the source of the family power is lost. 39 Clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now the clues race is on, and young Amy and Dan must decide what's important: hunting clues or uncovering what REALLY happened to their parents.

Strom Warning

The end is near! Book 9 of the #1 NY Times Bestselling series.The shadow of a man in black has followed fourteen-year-old Amy Cahill and her younger brother, Dan, on their worldwide search for 39 Clues that lead to a great power. Amy and Dan know the man in black has tried to kill them. They know he's a Madrigal, the most secretive and terrifying group hunting for the Clues. Amy and Dan have run hard and fast, but they can't escape the man following them. And now, in the wake of a terrible tragedy, he's ready to step out of the darkness for their final confrontation.

Vespers Rising

The Black Circle

A mysterious telegram sends Amy and Dan Cahill off to Russia, where they search for a treasure stolen by the Nazis, the truth about the end of the Romanov dynasty, and information about the death of their parents.

The Viper's Nest

The Emperor's Code

The Sword Thief

There's only one rule in the race to find 39 Clues hidden around the world: Trust no one. But when the hunt leads 14-year-old Amy Cahill and her younger brother, Dan, to Japan, their only chance to find the third Clue seems to lie with their unreliable uncle, Alistair Oh. Will they be foolish enough to make an alliance? With a Clue on the line, Amy and Dan might not have a choice. But in the Cahill family, trusting your relatives can get you killed.

Beyond the Grave

Bestselling author Jude Watson takes Amy and Dan on a thrill-packed ride for the 4th installment of The 39 Clues series.Betrayed by their cousins, abandoned by their uncle, and with only the slimmest hint to guide them, fourteen-year old Amy Cahill and her younger brother, Dan, rush off to Egypt on the hunt for 39 Clues that lead to a source of unimaginable power. But when they arrive, Amy and Dan get something completely unexpected - a message from their dead grandmother, Grace. Did Grace set out to help the two orphans . . . ore are Amy and Dan heading for the most devastating betrayal of them all?

In Too Deep

A hint from their parents' past puts Amy and Dan on the trail of secrets their grandmother Grace would NEVER have wanted them to know. Awful memories begin to crowd in on Amy, just as her enemies circle closer. How far would she go to protect Dan? How much of a Cahill is she prepared to be? Perhaps Grace was right--some secrets are better left buried.

Into the Gauntlet

Blue Bay Mystery

The four Alden children and their new friend Lars uncover a mystery during a trip to an island in the South Seas.

Mrs. Patty Is Batty!

Even though people say Mrs. Patty, the school secretary, is a witch and her husband is a ghost, A.J. decides to take the risk and trick or treat at their house because they are known to give out the best Halloween candy in town.

The Boxcar Children

The Aldens begin their adventure by making a home in a boxcar. Their goal is to stay together, and in the process they find a grandfather.

Ibn Al-Haytham

Celebrated in a film featuring Omar Sharif in his final role, meet the scientist known as the "Father of Optics," Ibn al-Haytham! During the golden age of science, knowledge, and invention in Muslim civilization -- also known as the "Dark Ages" in Western Europe -- this incredible scholar discovered how we see and set the stage for the methods we now know as the scientific process. Packed with beautiful and engaging photos, kids will learn all about this fascinating scientist. The Level 3 text provides accessible, yet wide-ranging, information for independent readers. This book is a companion to the international educational campaign, "1001 Inventions and the World of Ibn al-Haytham," that includes interactive exhibits, workshops, live shows, and a 12-minute film starring Omar Sharif in his final film role before his death.

Viking It and Liking It

Did you know that our word Thursday comes from the Viking god Thor . . . as in Thor's Day? Neither did the Time Warp Trio. Did you know that if you say "Thursday" over and over again too close to a certain magic Book, you will get sucked back two thousand years to the time of the Vikings? Neither did the Time Warp Trio. Can our trusty heroes, Joe, Sam, and Fred, survive a wild ride with Leif Eriksson, match wits with his evil cousin, and get back home in one piece?

Who Was Helen Keller?

An illustrated biography shows how Helen Keller, deaf and blind since the age of two, learned to communicate, read, and do other amazing things with the help of her teacher, Annie Sullivan.

World's Oldest Living Dragon

Wiglaf and his classmates come to appreciate their elders when they learn that only a group of retired knights can save their school from the world's oldest living dragon, Grizzlegore--if they can get back in shape in time.

Rescue on the Oregon Trail

Meet Ranger! He's a time-traveling golden retriever who has a nose for trouble . . . and always saves the day! Ranger has been trained as a search-and-rescue dog, but can't officially pass the test because he's always getting distracted by squirrels during exercises. One day, he finds a mysterious first aid kit in the garden and is transported to the year 1850, where he meets a young boy named Sam Abbott. Sam's family is migrating west on the Oregon Trail, and soon after Ranger arrives he helps the boy save his little sister. Ranger thinks his job is done, but the Oregon Trail can be dangerous, and the Abbotts need Ranger's help more than they realize!

The Whispering Oak

In the third book in this page-turning series, Tag, Skyla, and Blaze journey to the Whispering Oak in search of the next piece of the Ember Stone. There, they find strange creatures called grumblebees. But where is the magical stone? Thorn's dark magic continues to spread. If Tag and his friends don't find all of the pieces soon, Perodia will be destroyed!

Special Gifts

Nine-year-old cousins Rosie, Lily, and Tess spend their winter vacation learning to sew with their neighbor Mrs. White and preparing for a special winter solstice dinner with Aunt Lucy and her boyfriend Michael.

What Is the Statue of Liberty?

In 1876, France decided to give the United States a very big and very special present--the Statue of Liberty. The gift was to commemorate the 100th birthday of the United States, and just packing it was no small feat--350 pieces in 214 crates shipped across the ocean. The story of how the 111-foot-tall lady took her place in the New York Harbor will fascinate young readers.

The 13-Story Treehouse

Andy and Terry live in a treehouse. But it's not just any treehouse, it's the most amazing treehouse in the world! This threehouse has thirteen stories, a bowling alley, a see-through swimming pool, and a secret underground laboratory. Life would be perfect for Andy and Terry if it wasn't for the fact that they have to write their next book, which is almost impossible when there are just so many distractions, including thirteen flying cats, giant bananas, mermaids, sea monsters pretending to be mermaids, enormous gorillas and dangerous burp gas-bubblegum bubbles!