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

One False Note

THIS JUST IN! Amy and Dan Cahill were spotted on a train, hot on the trail of one of 39 Clues hidden around the world. BUT WAIT! Police report a break-in at an elite hotel, and the suspects ALSO sound suspiciously like Amy and Dan. UPDATE! Amy and Dan have been seen in a car ...no, in a speedboat chase ...and HOLD EVERYTHING! They're being chased by an angry mob?!? When there's a Clue on the line, anything can happen.

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 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

Starlight

Erin Hunters #1 nationally bestselling Warriors series continues with the fourth book in the New Prophecy series!The fourth book in this second series,Warriors: The New Prophecy #4: Starlight, brings more adventure, intrigue, and thrilling battles to the epic world of the warrior Clans.Before there is peace, blood will spill blood.The Clans have finally arrived in their new home, and now they must struggle to establish territories, learn hidden dangers, and find a new place to communicate with StarClan. But more than one cat is harboring sinister plans that could lead to violence and darkness, and as the warriors wait for a sign, they begin to realize that the threats they face in the forest may not be as perilous as the threats they face from within.

Miss Small Is Off The Wall!

Teachers and students will enjoy this early chapter book series about A.J., a boy who hates school, and his weird experiences at school with his unpredictable teachers.

How Mountains Are Made

29,028 feet tall and still growing?!Even though Mount Everest measures 29,028 feet high, it may be growing about two inches a year. A mountain might be thousands of feet high, but it can still grow taller or shorter each year. Mountains are created when the huge plates that make up the earth's outer shell very slowly pull and push against one another. Read and find out about all the different kinds of mountains.

Mrs. Dole Is Out of Control!

A.J. and the gang are excited to be graduating second and moving into third grade, but are a bit worried when the PTA president goes a little bit overboard, planning fireworks, a petting zoo, and a flyover of the Blue Angels for the event.

The Mouse Island Marathon

When Geronimo gets signed up for the Mouse Island Marathon by mistake, his friends and family do everything they can to make sure he finishes.

All About the Dragons

Dragons galore fill the pages of this Level 2 Ready-to-Read story based on the DreamWorks movie How to Train Your Dragon 2!

Arthur’s pen pal

Arthur compensates for having a bothersome younger sister by writing to his new pen pal, Sandy, who gives him a real surprise when she replies.

Miss Lazar Is Bizarre!

Teachers and students will enjoy this early chapter book series about A.J., a boy who hates school, and his weird experiences at school with his unpredictable teachers.

Cam Jansen and the Mystery of the Stolen Diamonds

What wrongdoer is any match for Cam Jansen, the girl with the amazing photographic memory? Jennifer "Cam" (short for camera) Jansen and her friend Eric use her remarkable gift to track down clues and solve thrilling and puzzling mysteries.

Thea Stilton And the Missing Myth

Thea Sisters在希臘度假期間，與一群劇團演員成為朋友，這些劇團演員正在為即將開場的表演進行排練。而Colette將代替一位受傷的演員上場。但在表演開始前，男主角卻失蹤了，Thea Sisters他們能及時找到男主角讓表演順利開幕嗎？ While on vacation in Greece, the Thea Sisters make friends with a company of actors who are rehearsing for a play that's about to open. When an actress sprains her ankle, Colette ends up standing in for her! But suddenly, right before the performance, the lead actor goes missing. Can the mouselets find him in time for the show to go on?

The Escape of the Deadly Dinosaur ― USA

In The Escape of the Deadly Dinosaur, Jack zooms to the city that never sleeps to try to solve the mystery of the missing Allosaurus toe. Starting at the Natural History Museum, Jack's detection takes him to a competitive grade-schooler determined to win the science fair with his experiment crossing his own dog with the DNA from the bone of a dangerous, carnivorous dinosaur. Soon the gargantuan creature is terrorizing New Yorkers and Jack must stop him before he devours the animals in the Central Park zoo!

Leonardo Da Vinci

How did Leonardo da Vinci become interested in flight? What are some of his most famous paintings? Do his scientific ideas measure up to what we know today? Find out the answers to these questions and more in this Magic Tree House Research Guide.