Your skeleton helps you leap, somersault, and touch your toes-- without it, you would be as floppy as a beanbag There are over200 bones living and growing inside you that make up your skeleton.There are also ligaments and joints that hold your bones together,and cartilage in your bendable parts like your ears and your nose.Learn all about what a skeleton can do -- because this isn't somemake-believe Halloween skeleton, this is the real skeleton insideyou.
The bestselling, fan-favorite chapter-book series sends Jack andAnnie on a chilling rescue mission Merlin the magician and Morgan le Fay have disappeared, and inorder to find them, Jack and Annie journey with their friends Teddyand Kathleen to the Land-Behind-the-Clouds, a frozen kingdom of iceand snow. There they must overcome their fears and solve the IceWizard's riddle, because if Jack and Annie don't complete theirmission in time, Merlin and Morgan will disappear forever Magic Tree House books are "New York Times" bestsellers. Theseries' irresistible mix of magic, myth, history, and mystery hasinspired a love of reading in countless children all over theworld. Find out why with "Winter of the Ice Wizard "
Who invented the word dinosaur? What was the name of the biggest dinosaur? This book includes everything you ever wanted to know about the real-life world of dinosaurs.
What was it like to be a passenger on the Mayflower? How many people survived the first harsh winter in the New World? How did Pilgrim children spend their days? Find out the answers to these questions and more in this Magic Tree House Research Guide: Pilgrims. Includes fun facts from Jack and Annie, fantastic photos and illustrations, and a guide to doing further research.
Each person in the United States makes almost five pounds oftrash every day. That’s more trash per person per day than peoplemake in any other country! We throw away everything from applecores to bicycles. Sometimes, we even throw away things that couldbe poisonous if they aren’t disposed of properly. And often, wethrow away things we shouldn’t, things we could use again. So, whathappens to all our trash? How does it affect the environment? Andhow can we stop making so much of it? Read and find o
Branley explains these powerful storms in simple terms youngchildren can understand. He describes the funnel cloud and how itforms and [tells] what to do during a tornado. The book ends on acomfortable note, that the idea is not to panic but to know what todo to ensure safety.
Archaeologists on a dig work very much like detectives at acrime scene. Every chipped rock, charred seed, or fossilized bonecould be a clue to how people lived in the past. In thisinformation-packed Let's-Read-and-Find-Out Science book, Kate Dukeexplains what scientists are looking for, how they find it, andwhat their finds reveal.
The monarch butterfly, one of the most seemingly delicate ofall of nature’s animals, proves to be one of the toughest in thisreader. Making the yearly trip from the Northern United States andCanada to the Oyamel forest of Mexico is no easy task, and it takesfive generations of butterflies in order to do so. Battling coldtemperatures and the threat of starvation, these beautiful insectscomplete an almost 3,000 mile journey over the course of twomonths, only to have to turn and around and head back home.
Readand find out about one of nature's most mysterious forces--theearthquake. Some earthquakes are so small that you don't even feelthem, while others can make even big buildings shake Learn whyearthquakes happen, where they are most likely to occur, and whatto do if one happens near you.
Jack and Annie continue their quest for the secrets of happiness in order to save Merlin. This time, the Magic Tree House takes them to the one continent they haven't visited before: Antarctica. Illustrations.
What was it like to wear armor? What was the food like in castles? This book explores what life was really like in medieval times.
Merlin sends Jack and Annie on a mysterious mission to Paris, France, over a hundred years ago. There they must find four magicians and give them an urgent message from Merlin himself. When Jack and Annie land in Paris, they make their way to the 1889 World's Fair. Below the Eiffel Tower, built especially for the fair, there are thousands of exhibits from all over the world. But how will Jack and Annie find the magicians in the crowds of people? And who are the magicians anyway? Jack and Annie are about to find out in another adventure filled with history, magic, and amazing surprises! In Night of the New Magicians, Mary Pope Osborne brings to life an amazing time in history that gave birth to many startling inventions and scientific discoveries that would change the world forever. The paperback edition boasts all-new backmatter full of activities!
MathMatters（《数学帮帮忙》）系列目前共42册，包括 数字与运算 、 量与计量 、 图形与几何 、 探索规律 、 统计与概率 等内容，几乎涵盖了小学阶段所有重要的数学知识。 MathMatters（《数学帮帮忙》）系列的每一本书都会讲述一个发生在孩子身边的故事，由故事中出现的问题自然地引入一个数学知识，然后通过运用数学知识解决问题。 孩子在主动参与和积极思考的过程中会慢慢发觉，课本上那些既枯燥又抽象的数学知识竟变得如此容易理解和掌握！更重要的是，孩子能深深感受到运用数学知识去解决实际生活中的问题所带来的快乐，从而激发他们学习数学的兴趣，让他们逐渐爱上数学。 这套数学绘本非常适合亲子共读，在阅读过程中，家长可以带领孩子推测情节的发展，探讨解决难题的办法，让孩子在愉悦的氛围中学到知识和技巧。 每个故事后都会用多样的
Illus. in black-and-white. Jack and Annie are in deep troublewhen the Magic Tree House whisks them back to the days of desertislands, secret maps, hidden gold--and ruthless pirates! Will Jackand Annie discover a buried treasure? Will they find out theidentity of the mysterious M? Or will they walk the plank?
The classroom is decorated as Dinosaur Land, but Ms.Frizzle-inspired by an archeological dig-craves a more authenticexperience. The Magic School Bus turns into a time machine andtransports the class back millions of years to an adventure wherethey learn about dinosaurs, their habitats and diets, and even aMaiasaura nesting ground.
Holly Keller has created vivacious new paintings for thisfavorite Reading Rainbow title about geology. Readers follow twoenthusiastic rock hounds around the globe as they add to theircollection. Along the way they will learn how sedimentary,metamorphic, and igneous rocks are formed. From the Egyptianpyramids to Roman roads, from the diamond ring on your finger tothe pebbles under your feet'rocks are everywhere!
You're in the water, and suddenly, right beside you, he isbeaming brightly. You're face to face with a dolphin, one of thefriendliest mammals on Earth. Dive deep into the dolphins' realmwith Flip Nicklin, one of the world's foremost photographers ofthese smiling wonders. Meet dolphin types, from botus to orcas tobottlenose; see how they nurse, fish, and echolocate. Nicklin'senthusiasm and the special kinship we all feel for theseintelligent creatures is an inspiration to all readers to takeaction to help protect their ocean home.
Illustrated in black-and-white. Jack and Annie are whisked forty yearsforward in time and land at an international space station on the moon.There they don space suits and go exploring the lunar surface in search of thefourth object needed to free the enchantress Morgan le Fay from a powerfulspell.
Water is always flowing, from a brook to a stream, to a riverto the ocean. Read and find out more about how water shapes theearth and why it is important to keep our water clean.
HOW DO PENGUINS survive in frigid conditions? What happens at a research station in Antarctica? How long can an emperor penguin go without food? What other creatures live in the Antarctic? Find out the answers to these questions and more in the Magic Tree House Research Guide: Penguins and Antarctica.
Bats fly into the spotlight in this exploration of such basics as where the live, how mothers raise their pups, and how they hunt for food. Included as well is a simple plan for a building a backyard bat house.
Jack and Annie are ready for their next fantasy adventure in thebestselling middle-grade series—the Magic Tree House! Wildfire! That's what Jack and Annie are up against when they are whiskedaway to the land of Australia. And they're not alone! Jack andAnnie must help a baby kangaroo and a koala escape from afire-filled forest. Will they be able to rescue the animals intime? Visit the Magic Tree House website! MagicTreeHouse.com
Jack and Annie are whisked all the way back to the Ice Age in this compelling Magic Tree House time-travel adventure where they meet woolly mammoths, cave people...and fierce sabertooth tigers!
