Holidays Heroes（《美国的纪念日》）系列介绍了美国的纪念日、节日，以及与之相关的历史人物、社会事件等，文字简洁生动，图片丰富多样，适合小学生学习历史，了解美国文化，关注社会进步。免费赠送英语朗读音频，地道的英文表达帮助孩子扩充英语词汇量，提高英语阅读能力。 本册Let sCelebrateMartinLutherKingJr.Day（《马丁 路德 金日》）讲的是有关美国的马丁 路德 金日的知识。美国小孩对马丁 路德 金这位英雄的故事耳熟能详。这本书用孩子能够理解的文字，把金在短暂的人生中所捍卫斗争的价值感以及他给美国带来的变化给小读者娓娓道来。

太空狗麦克斯的宇宙探索系列第四部 多年之后，麦克斯的孙子——麦克斯二世 即将与人类一同前往充满奥秘的木星探险 人类对木星知之甚少，麦克斯与伙伴们将会看到怎样的木星？ 木星与地球、月球和火星有哪些大不同？ 超远距离的太空旅行又会带给我们哪些新奇体验？ 书里模拟了真实的太空探险，让孩子们在幻想旅行中获取天文宇宙知识，跟着狗狗麦克斯一起发现木星的奥秘！

太空狗麦克斯的宇宙探索系列一部 一条罗威纳犬要加入人类全新月球探索任务的队伍！ 一条地球狗迈向月球需要分几步？ 作为一条登月的狗狗，麦克斯和宇航员们又会遇到哪些趣事？ 书里模拟了真实的太空探险，让孩子们在幻想旅行中获取天文宇宙知识，跟着狗狗麦克斯一起发现月球的奥秘！

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.

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.

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.

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.

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.

Holidays Heroes（《美国的纪念日》）系列介绍了美国的纪念日、节日，以及与之相关的历史人物、社会事件等，文字简洁生动，图片丰富多样，适合小学生学习历史，了解美国文化，关注社会进步。免费赠送英语朗读音频，地道的英文表达帮助孩子扩充英语词汇量，提高英语阅读能力。 本册Let sCelebrateColumbusDay（《哥伦布日》）讲的是有关美国哥伦布日的知识。航海家克里斯托弗 哥伦布从小就梦想成为一名水手，他勇气非凡，很有毅力，但有时候也有点贪婪。哥伦布一直在寻找财富，但始终没有找到。不过，他的其他发现可比他所能想象到的重要多了。

本书将带你翱翔在猛禽的世界里，帮助你深入了解这些了不起的空中猎人，从飞行、觅食到筑巢和迁徙，探索它们生活的地方，它们如何捕猎 哪种猛禽的脚有灰熊的爪子那么大？ 翻到29页看看吧！

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

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

Mama's away one night, and her son can't sleep. He tries to relax by counting stars, but the more of them he sees, the more determined he is to count every single one. Then the boy finds that Daddy can't sleep either. Together, the two of them set off on an unforgettable all-night journey of discovery.