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.

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.

Twisters And Other Terrible Storms

Describes the changing nature of weather and how meteorologists predict and study such storms as tornadoes, hurricanes, and blizzards.

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.

The Karate Mouse

Geronimo Stilton gets caught up in the World Karate Champoinships thanks to the efforts of Bruce Hyena and Piccolo Tao, Bruce's super sporty cousin. Geronimo only has a week to become real champion material!

The Curse Of The Cheese Pyramid

Geronimo travels to Egypt to interview Professor Alrat Spitfur and learns the secret of the Seven Wonders of the Ancient Mouse World.

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 Lighthouse Mystery

Renting a lighthouse is unusual, but even more so is an unfriendly boy's peculiar behavior.

Dawn

The questing cats return to a forest devastated by the Twolegs, where they must find a way to convince their Clans to leave in search of a new home, even though they have no idea where they are going.

Stink and the Great Guinea Pig Express

Stink Moody, friends Webster and Sophie, and Mrs. Birdwistle visit tourist attractions in Virginia as they try to give away 101 guinea pigs rescued from a laboratory, although Stink is very reluctant to give away his favorite, Astro.

Houseboat Mystery

Floating down a lazy river, Benny finds a blackmail scheme in progress.

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 Capital Catch

Batter up! Baseball action and exciting whodunits star in this series! Next up is Washington D.C. and the Nationals team! Mike and Kate are about to face their biggest, most important mystery yet! Why? It involves the president of the United States! The president's brother is a catcher on the Nationals baseball team, and someone is stealing his equipment! Can these super-sleuths help the commander in chief catch a criminal? Ballpark Mysteries are the all-star matchup of fun sleuthing and baseball action, perfect for readers of Ron Roy's A to Z Mysteries and Matt Christopher's sports books, and younger siblings of Mike Lupica fans. Each Ballpark Mystery also features Dugout Notes, with more amazing baseball facts.

The Fate of the Irish Treasure ― Ireland

The third jet-setting installment in the thrilling award-winning chapter book series Secret Agents Jack and Max Stalwart, by Elizabeth Singer Hunt (Secret Agent Jack Stalwart). Now Jack teams up with his older brother Max to solve an intriguing Irish mystery, using their special training as secret agents. Ireland's greatest national treasure, the sacred Book of Kells, vanishes from a library in Dublin. Clues point to the Mastermind being involved. Will Jack and Max be able to find the Book and uncover the Mastermind's identity before he strikes again?

The First Battle

Discover the origins of the warrior Clans in the third book of this thrilling prequel arc from mega-bestselling author Erin Hunter. The Dawn of the Clans series takes readers back to the earliest days of the Clans, when the cats first settled in the forest and began to forge the Warrior code.The rivalry between Gray Wing and Clear Sky has driven a bitter wedge between the forest cats. As Thunder and Gray Wing struggle to find a peaceful path for the future, tensions are growing. What began as a misunderstanding between two brothers has spread far and wideand now every mountain cat, rogue, and kittypet in the forest will be forced to pick a side.Dawn of the Clans #3: The First Battle also contains an exclusive bonus scene and a teaser to Dawn of the Clans #4: The Blazing Star.

A Crazy Day with Cobras (Original MTH #45, Merlin Mission #17)