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.

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.

Mummies And Pyramids

Jack and Annie look at mummies, hieroglyphics, gods and goddesses, and life in ancient Egypt.

Dinosaurs

Jack and Annie explain about all the different types of dinosaurs.

The American Revolution

Presents a picture of life in colonial America and reviews the causes and major events of the American Revolution.

Sea Monsters

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!! When Jack and Annie got back from their adventure inMagic Tree House Merlin Mission #11: Dark Day in the Deep Sea,they had lots of questions. How big is a giant squid? What is a dragonfish? How do deep-sea creatures find food when its so dark down there? What do scientists think mythical sea monsters might really be? Find out the answers to these questions and more as Jack and Annie track the facts. Filled with up-to-date information, photos, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discovered in their favorite Magic Tree House adventures. And teachers can use Fact Trackers alongside their Magic Tree House fiction companions to meet common core text pairing needs. Did you know that theres a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Super Edition: A longer and more dangerous adventure Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures Have more fun with Jack and Annie at MagicTreeHouse.com!

Space

Jack and Annie's very own guide to the secrets of the universe.

Penguins And Antarctica

This book answers questions about Antarctica and the animals that live there, from how penguins survive in the frigid conditions to what happens at a South Pole research station.

Tsunamis And Other Natural Disasters

Jack and Annie present a guide to geological disasters for young readers that answers such questions as "What are the warning signs that a tsunami is on the way?" and "Can scientists predict earthquakes?".

Ancient Greece And The Olympics

What was it like to live in ancient Greece? What gods and goddesses did Greeks believe in? How did the Olympics start? What was the winner's prize? Find out the answers to these questions and many more in this Magic Tree House Research Guide.

Pirates

Up-to-date information, exciting photos, fun illustrations, and interesting tidbits offer explanations on pirate flags, pirate treasure, real-life pirates, walking the plank, and more.

Pilgrims

Nonfiction companion to Thanksgiving On Thursday.

Titanic

Explores the history of the steamship Titanic, from Thomas Andrews' plans for "the safest ship on the ocean" to the lingering questions concerning its disastrous maiden voyage in 1912.

Sabertooths And The Ice Age

This nonfiction companion to Sunset Of The Sabertooth explores the secrets of the Ice Age, including information about the people and animals that lived at that time.

Rain Forests

A guide to the mysteries of the rain forest. Includes information on rain forests around the world; fun facts about rain-forest bugs, birds, plants, and animals; maps and photographs; and much more!

Knights And Castles

Jack and Annie look at knights, armor, and life in a castle.

Dolphins And Sharks

Discusses dolphins and sharks, their ocean habitats, and general information about oceans and oceanography.

Polar Bears And The Arctic

Find out why the arctic is so cold, how polar bears cross thin ice, and many other facts about the arctic.

Geronimo Stilton, Secret Agent

Geronimo Stilton, is a quiet, mild-mannered mouse, who keeps getting pulled into adventures. Narrated as if the books are autobiographical adventures, this series is Italy's most popular children's series and has been translated into English.

What Is Climate Change?

Learn more about what climate change means and how it's affecting our planet. The earth is definitely getting warmer. There's no argument about that, but who or what is the cause? And why has climate change become a political issue? Are humans at fault? Is this just a natural development? While the vast majority of scientists who study the environment agree that humans play a large part in climate change, there is a counterargument. Author Gail Herman presents both sides of the debate in this fact-based, fair-minded, and well-researched book that looks at the subject from many perspectives, including scientific, social, and political.

Abe Lincoln At Last! (Original MTH #47, Merlin Mission #19)

Hail! Hail! Camp Dragononka!

When the gold-hungry headmaster of Dragon Slayers' Academy realizes that he can make money running a summer camp, Camp Dragononka is born, but there is something not quite right about the activities and the setting.

Mr. Clumsy

Mr. Clumsy has broken three alarm clocks this week. Three! He's just so clumsy: always walking into things and tripping over. He looks clumsy, too, don't you think?

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!

A Ghost Tale for Christmas Time (Original MTH #44, Merlin Mission #16)

Thea Stilton And the Blue Scarab Hunt

The Thea Sisters have been invited to Egypt to participate in a fabumouse archeological excavation. They explore an ancient Egyptian temple and work enthusiastically to uncover the past. The mouselings are excited to find a huge monolith with a blue scarab on it. But they also discover that thieves are after the hidden treasure of the temple. It's up to the Thea Sisters to stop them!

The Adventure in the Amazon ― Brazil

For fans of the award-winning SECRET AGENT JACK STALWART series comes a must-read new chapter book series! Now Jack teams up with his older brother, Max, to solve new international mysteries, using their special training as secret agents. Secret agents Jack and Max Stalwart are sent to the Amazon jungle to investigate the disappearance of an important Global Protection Force scientist. Soon, they discover that the scientist's disappearance is no accident. A greedy outlaw is illegally mining for gold and he'll stop and nothing to keep his secret safe. Can Jack and Max save themselves and the scientist from almost certain death?

Mr. Tony Is Full of Baloney!

A.J.'s mom just got a job, so he has to go to ASKK--After School Kids' Kare. Mr. Tony, the guy who runs the ASKK program, is crazy. Will A. J. and the gang be able to tunnel out of the child-care room and escape to freedom?

Mr. Sunny Is Funny!

Second-grade graduate A.J. and his family rent a beach house, but summer vacation is ruined when annoying Andrea shows up and develops a crush on the lifeguard.

The Race for Gold Rush Treasure ― USA

The fourth globe-trotting installment in the exciting Secret Agents Jack and Max Stalwart series, by beloved children's author Elizabeth Singer Hunt (author of the award-winning Secret Agent Jack Stalwart series). Now Jack teams up with his older brother Max to solve a thrilling California puzzle, using their special training as Global Protection Force agents.In the foothills of California's Sierra Nevada Mountains, an unbelievable discovery is made: $10 million in rare coins dating back to the California Gold Rush! Secret Agents Jack and Max Stalwart are sent to protect the treasure. But almost as soon as they arrive, it vanishes into thin air. Little do they know that the culprit is someone from Jack's past. Unfortunately for the brothers, the criminal isn't only after the loot. He wants revenge.