人们是怎么知道地球是圆的的？你也许会说是哥伦布航海发现的，但其实远在古希腊时期就有了地球是圆的的理论。 从船上的?t望台能看到在甲板上看不到的远方，月相变化，时差的产生，不同地方的人能看到不同的星空等等，这些都表明地球是圆的。 这本英语原版科普绘本提供了丰富有趣的知识，穿越历史，进入太空，启发孩子观察、思考有关地球形状的现象与知识，培养孩子独立思考的精神。 书后有简单的小实验，引导孩子自己动手、观察。
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.
Magic Tree House--神奇树屋系列已发行了36种版本，销售量超过80，000，000册，是大出版集团兰登书屋18年经典之作。是兰登书屋的经典具代表性的一套小学生读物！ 「神奇树屋」（Magic Tree House）系列描述一对小兄妹杰克与安妮的冒险故事。八岁半的哥哥杰克，理性冷静，喜欢看书，他会将沿途看到的事物，重点式的记录在笔记本上；而七岁的妹妹安妮，喜爱幻想与冒险，并且勇于尝试。 这两个一动一静、个性截然不同的兄妹，在森林裡发现了一个堆满书的神奇树屋，神奇树屋就像时光机器，带他们到一个个不同的时空中旅行。 在1-4集中，兄妹俩来到史前时代的恐龙谷、和骑士探访中古世纪的城堡、到古埃及破解木乃伊的秘密、跟着海盗出海寻宝 ，他们要完成四次历险，循线索找出神祕人M的真正身分 「神奇树屋」的主人摩根。每一次的冒险都紧
A new Read Along audio program in the bestselling Magic SchoolBus series FORMAT: paperback book with CD 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.
The "New York Times" bestselling Magic Tree House(R) series has a brand-new paperback, with stickers included! Hold your horses! Mary Pope Osborne perfectly blends fantasy, adventure, and history in this paperback edition of the bestselling Magic Tree House(R) chapter book. Time-traveling brother-and-sister team Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should know all about greatness, right? But young Alexander is bossy, vain, and not great at all! How can they learn from him? It's going to take a wild black stallion, magic from Merlin, and a lot of bravery to succeed. Are Jack and Annie clever and bold enough to complete their mission? Have more fun with Jack and Annie on the Magic Tree House(R) website at MagicTreeHouse.com.
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.
The New York Times bestselling Magic Tree House series has a brand-new paperback! Jack and Annie must rescue pandas after an earthquake in China! Mary Pope Osborne perfectly blends fantasy, adventure, and history in this paperback edition of the bestselling Magic Tree House chapter book. Time-traveling brother-and-sister team Jack and Annie have to find a certain kind of food—the fourth thing needed to save Merlin’s beloved penguin, Penny. The magic tree house whisks them off to a village in the mountains of southeast China, close to a world-famous panda reserve. Will it be their easiest adventure yet? Not a chance! Jack and Annie don’t know it, but they’ve arrived on the day of a historic earthquake! How will Jack and Annie survive when the giant quake strikes? Will they be able to rescue the pandas? And how will they ever get back to the tree house so that they can fulfill their quest to save Penny as well?
Ants are everywhere. They creep, they crawl, they climb, andthey fall. But they get up and they keep on working. Ants come inall different shapes, different sizes, and different colors. Andthey do a "lot" of different jobs. These hard-working littlecreatures thrive wherever they go, making whatever adaptationsnecessary in their ever-changing world.
Set off to the Short-Shaggy-Tail-Waggy Super Dog Show withSally, Nick and "The Cat in the Hat"! You can meet dogs of alldifferent shapes and sizes and learn all about how tails help dogsto balance; that they can see better in dim light than we can; theamazing things they've been trained to do; and much, much more.There are tons of fascinating dog facts, all told in a rhythmicallyrhyming story that will keep children captivated for hours! Thisfun and exciting story is perfect for early readers who arecomfortable tackling new words and starting to read on theirown.
The Cat in the Hat, Sally, and Dick take an undersea voyage aboard the S.S. Undersea Glubber! Traveling down from the Sunny Zone to the Dark Zone to the Trench at the bottom, Captain Cat and his crew get up close and personal with the different life forms found at each level of the ocean. Along the way, they meet sharks, jellyfish, dolphins, manatees, whales, and sea cucumbers, to name just a few!
Weather is all around us, and it affects everyone--bothpositively and negatively. But it can be hard to understand,especially since it often changes so quickly.With Weather Lab, kidsages 8 and up can chart weather patterns, create a weather station,and make their own forecasts--just like meteorologists do! Thisbook comes with everything they need to perform 50 hands-onexperiments that will teach them about our weather, including atest tube with lid, thermometer and wind cups. Step by stepinstructions and diagrams will help them create mini tornadoes andbuild their own barometers, wind vanes, and rain gauges as theydiscover how air, water, and temperature can cause everything froma summer breeze to a hurricane.Weather Lab is the ultimate guide tolearning about the science behind our atmosphere--and the perfectkit for whipping up a storm of fun!
Explore one of the most recognized scientists in the world with this biography of physicist Albert Einstein. Kids will learn about his life, achievements, and the challenges he faced along the way. The level 3 text provides accessible, yet wide-ranging, information for independent readers.
They’re SSSSLITHERY! SLIPPERY! They creep us out! But get toknow them and you’ll find snakes private, quiet types who just wanta cool, shady place to call home. From the tip of their forkedtongues, to skin that sheds, to the rattles on certain tails, thesecreatures have secrets all kids will love. Cool photos and funfacts slip us inside their surprising world.
