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.

    Despite his intelligence--and his mother's scoldings--he was a poor student, preferring to be outdoors with his beloved plants and bugs. As he grew up, Karl's love of nature led him to take on a seemingly impossible task: to give a scientific name to every living thing on earth. The result was the Linnaean system--the basis for the classification system used by biologists around the world today. Backyard sciences are brought to life in beautiful color.Back matter includes more information about Linnaeus and scientific classification, a classification chart, a time line, source notes, resources for young readers, and a bibliography.*it's a tomato!A handsome introductory book on Linnaeus and his work -- Booklist, starred review A good introduction to a man in a class by himself -- Kirkus ReviewsLends significant humanity to the naturalist -- Publisher's WeeklyThe biographical approach to a knotty scientific subject makes this a valuable addition to STEM and biography collections -- School Library Journal

    What would happen if sixteen sea creatures met in a tournament? Who will be the ocean champion? Who do you think would win?

    From Alabama's Yellowhammer to Wyoming's Western Meadowlark, each bird is a winner—and each bird loves to show off the state it calls home. Hudson Talbott has created an inspired introduction to states and their birds. His vibrant, detailed illustrations infuse the birds' interactions with energy and humor, making this a great way to spark kids' interest in United States history, geography, and, of course, wildlife!

    nicely communicates the wonder ... Especially effective is the eight-pictured depiction of the development of the caterpillar into a chrysalis." --School Library JournalObserving a Monarch butterfly as it transforms itself from caterpillar to chrysalis to butterfly is among the most thrilling experiences that nature offers. Raising Monarch butterflies is made easy with the help of this detailed guide.How to Raise Monarch Butterflies explains what threats Monarchs face today and how readers can help conserve the Monarch's feeding grounds from encroachment. Revel in one of the most remarkable miracles of nature.This updated edition contains:More than 40 new colorful and detailed photos More secrets to help you find eggs and caterpillars Instructions on how to feed a monarch and more details on their care Expanded information on varieties and propagation of milkweed New page on the diverse insects in the milkweed patch New suggestions for starting a butterfly garden, including a large photograph of an outstanding Monarch Waystation.

    Hendrik Willem van Loon's ability to convey history as a fascinating tale of adventure has endeared this book to countless readers. 280 drawings.

    But eight long years after the first shovelful of earth is dug, Clinton realizes his vision at last. The longest uninterrupted canal in history has been built, and it is now possible to travel by water from the American prairie all the way to Europe! Join Cheryl Harness on a fascinating and fun-filled trip as she depicts the amazing construction and workings of the Erie Canal. From the groundbreaking ceremony on the Fourth of July in 1817 to a triumphant journey down America's first superhighway, it's a trip you definitely don't want to miss.

    Wondering how that ice cream got its color? Could be from bug juice. Giving us the lowdown on these and other chemical phenomena, The Genie in the Bottle reveals the fun and fascinating secrets collected by popular science writer Dr. Joe Schwarcz.Blending quirky chemistry with engaging tales from the history of science, Schwarcz offers a different twist on licorice and straight talk on travel to the dark side of the sun, along with the skinny on chocolate research, ginkgo biloba, and blueberries. Find out how spies used secret inks and how acetone changed the course of history. Dr. Joe even solves the mystery of exploding shrimp and, of course, delves into the secret of the genie in the bottle.Infused with Schwarcz's humor and his fondness for the wonders of magic and science, The Genie in the Bottle celebrates some of the the most amazing corners of our universe-and our cupboards.

    And despite his father's efforts to turn young Darwin — a poor student — into a doctor or clergyman, the born naturalist jumped instead at the chance to sail around South America, observing and collecting flora and fauna all the way. In a clear, engaging narration, Kathryn Lasky takes readers along on Darwin's journey, from his discovery of seashells on mountaintops that revealed geological changes to his observations of variations in plants and animals, suggesting that all living things are evolving over time. Matthew Trueman's striking mixed-media illustrations include actual objects found in nature, enhancing this compelling look at the man behind the bold theory that would change the way we think about the world — and ourselves.

    This level two reader, written in easy-to-grasp text, will help cultivate the geologists of tomorrow!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.Releases simultaneously in Reinforced Library Binding: 978-1-4263-1039-3 , $13.90/$15.95 CanNational Geographic supports K-12 educators with ELA Common Core Resources.Visit www.natgeoed.org/commoncore for more information. From the Trade Paperback edition.

    in full color. "An ancient history lesson emerges from this account of the way the Greeks tricked the Trojans and rescued Helen of Troy. The book is well tailored to younger readers with careful explanations and short sentences; a pronunciation guide is appended. Drawings portray the story's main events. A nice supplement to units on ancient Greece or mythology."--Booklist.

    When Marie was young, she was unable to go to college because she was a woman. But when she was older, her scientific work was respected around the world. Her discoveries of radium and polonium dramatically helped in the fight against cancer, and she went on to win the Nobel Prize for Physics! This moving book features stylish and quirky illustrations and extra facts at the back, including a biographical timeline with historical photos and a detailed profile of the scientist's life.Little People, BIG DREAMS is a best-selling series of books and educational games that explore the lives of outstanding people, from designers and artists to scientists and activists. All of them achieved incredible things, yet each began life as a child with a dream. This empowering series offers inspiring messages to children of all ages, in a range of formats. The board books are told in simple sentences, perfect for reading aloud to babies and toddlers. The hardcover versions present expanded stories for beginning readers. Boxed gift sets allow you to collect a selection of the books by theme. Paper dolls, learning cards, matching games, and other fun learning tools provide even more ways to make the lives of these role models accessible to children.Inspire the next generation of outstanding people who will change the world with Little People, BIG DREAMS!

    Now award-winning artist Paul Rogers gives us a new interpretation of the lyrics. With images inspired by classic Dylan songs and pieces of his life, this is a bold and touching tribute to an anthem whose message will always stay forever young.

    Frizzle and friends team up to locate a "star", and in the process learn about the cooperative nature of animal social groups. Full color.

    But her indomitable will and the help of a devoted teacher empower Helen to triumph over incredible adversity. This amazing true story is finally brought to the beginner reader level.