But it doesn't really. The moon revolves around the Earth. It takes about four weeks to make the journey, and as it travels round we can only see certain parts of it. Try the simple experiment described inside using an orange, a pencil, and a flashlight, and you'll understand why the moon seems to change.

    The big difference is the tiger hunts alone and the lion is a pack animal.They live on different continents. This fight would never happen in the wild.

    Some are lethal. Some change color. Some have suction cups on their feet. There is enough fascinating information about these animals to fill an entire library of readers! But we've taken the absolute coolest information about the coolest animal and compacted it in this fascinating level 2 reader, perfect for anyone who loves slippery, slimy, creepy, and crawly.This high-interest, educationally vetted series of beginning readers features the magnificent images of National Geographic, accompanied by texts written by experienced, skilled children's book authors.The inside back cover of the paperback edition is an interactive feature based upon the book. Level 1 books reinforce the content of the book with a kinesthetic learning activity. In Level 2 books readers complete a Cloze letter, or fun fill-in, with vocabulary words.National Geographic supports K-12 educators with ELA Common Core Resources.Visit www.natgeoed.org/commoncore for more information.

    When his mother receives a loan from some village families, she gives a little money to her son. With this tiny loan, Kojo buys a hen.A year later, Kojo has built up a flock of 25 hens. With his earnings Kojo is able to return to school. Soon Kojo's farm grows to become the largest in the region.Kojo's story is inspired by the life of Kwabena Darko, who as a boy started a tiny poultry farm just like Kojo's, which later grew to be the largest in Ghana, and one of the largest in west Africa. Kwabena also started a trust that gives out small loans to people who cannot get a loan from a bank.One Hen shows what happens when a little help makes a big difference. The final pages of One Hen explain the microloan system and include a list of relevant organizations for children to explore.One Hen is part of CitizenKid: A collection of books that inform children about the world and inspire them to be better global citizens.

    Q: What goes zzub zzub? A: A bee flying backwards. Q: Why did the baby cookie cry? A: Because it was a wafer so long.   Packed with the silly jokes that kids love, including knock-knocks, tongue twisters, riddles, traditional question and answer jokes, and more, Just Joking will be presented in National Geographic Kids' colorful, photo-driven style. Laughing animals, funny people, and other colorful photos are paired with each joke, adding an extra laugh on each page. National Geographic Kids' signature square trim size and candy-colored palette make this fun-filled book perfect for tossing into a backpack to share with friends at school or camp.From the Trade Paperback edition.

    right? But what if everybody did that? What if everybody broke the rules ... and spoke during story time, didn’t wash up, or splashed too much at the pool? Then the world would be a mess. But what if everybody obeyed the rules so that the world would become a better place? Using humorous illustrations rendered in mixed media, these questions are answered in a child-friendly way and show the consequences of thoughtless behavior.

    Meet Polygon and Plane, Reflection and Rotation, Odd Number and his buddy Even Number and the three amigos Sine, Cosine and Tangent. Discover the secrets of their world and how they like to throw their numbers about. Bringing his charming manga-style artwork and tongue-and-cheek approach to explaining the basics, Basher brings a whole new spin to the world of higher math.

    From the tip of their forked tongues, to skin that sheds, to the rattles on certain tails, these creatures have secrets all kids will love. Cool photos and fun facts slip us inside their surprising world.

    This new Follow the Line book—illustrated in Laura Ljungkvist’s signature line style—takes young children around the world to see animals in their natural habitats. With informative facts and a gentle environmental message, Follow the Line Around the World is sure to appeal to those interested in taking better care of the earth.

    A lake is water surrounded by land.An island is land surrounded by water.With the magic of a page turn, award-winning author and artist Christy Hale creates exciting visual links between the many forms of land and water in our world.Based on Montessori teachings and filled with bold, inviting illustrations, this is a book that readers will return to again and again,

    That’s the inspiring message of this New York Times Bestselling picture book biography series from historian and author Brad Meltzer. Even as a child, Martin Luther King, Jr. was shocked by the terrible and unfair way African-American people were treated. When he grew up, he decided to do something about it—peacefully, with powerful words. He helped gather people together for nonviolent protests and marches, and he always spoke up about loving other human beings and doing what’s right. He spoke about the dream of a kinder future, and bravely led the way toward racial equality in America. This lively, New York Times Bestselling biography series inspires kids to dream big, one great role model at a time. You’ll want to collect each book.

    When Owen was stranded after the Dec 2004 tsunami, villagers in Kenya worked tirelessly to rescue him. Then, to everyone's amazement, the orphan hippo and the elderly tortoise adopted each other. Now they are inseparable, swimming, eating, and playing together. Adorable photos e-mailed from friend to friend quickly made them worldwide celebrities. Here is a joyous reminder that in times of trouble, friendship is stronger than the differences that too often pull us apart.

    She wanted to live right in the middle of the roughest, poorest communities and create a place where people could go to find food, work, and help. In 1889, she bought a house in a run-down Chicago neighborhood and turned it into a settlement home, adding on playgrounds, kindergartens, and a public bath. By 1907, Hull House included thirteen buildings. And by the early 1920s, more than 9,000 people visited Jane's home each week. An inspiration to all, Jane Addams continues to be a role model to girls and women of all ages.This title has Common Core connections.

    But in his mind, he envisions himself traveling at a speed beyond imagining, on a beam of light. This brilliant mind will one day offer up some of the most revolutionary ideas ever conceived. From a boy endlessly fascinated by the wonders around him, Albert Einstein ultimately grows into a man of genius recognized the world over for profoundly illuminating our understanding of the universe. Jennifer Berne and Vladimir Radunsky invite the reader to travel along with Einstein on a journey full of curiosity, laughter, and scientific discovery. Parents and children alike will appreciate this moving story of the powerful difference imagination can make in any life.

    Speaking in homophones, she describes the quirky animal behavior she sees. There's the MOOSE who loved MOUSSE and ATE EIGHT bowls, and the WHALE who was ALLOWED to WAIL ALOUD--and that's just for starters.This playful picture book introduces children to the richness of language through the concept of homophones. A romp through the zoo has never been so eye-opening.A Children's Book-of-the-Month Club Selection