And then one night she saw something unusual: a comet no one had ever seen before! Miss Mitchell’s extraordinary discovery made her famous the world over and paved the way for her to become America’s first professional female astronomer. Gorgeously illustrated by Diana Sudyka, this moving picture book about a girl from humble beginnings who became a star in the field of astronomy is sure to inspire budding scientists everywhere.

    His mother has died from illness and his father is presumed dead after disappearing into the desert when Chengli was a baby.Now thirteen, Chengli feels ready for independence. He is drawn to the desert, beckoned by the howling of strange winds and the hope of learning something about his father—who he was and how he died. Chengli joins the caravan to travel down the merchant route known as the Silk Road, but it is a dangerous life, as his father knew. The desert is harsh, and there are many bandits, particularly drawn to Chengli's caravan because a princess, her servants, and royal guards are traveling with them.This story invites readers to experience the sights, sounds, and smells of this fabled desert route.

    Then it came back, along with Ceres and Eris...and now Haumea and MakeMake, too! The recent actions of the International Astronomical Union have put every solar system book out of date. In response, National Geographic joins forces with David Aguilar of the Harvard Smithsonian Astronomical Observatory to revise our 2008 book—and to update young readers on the high-interest topic of space. Using simple text and spectacular photorealistic computer art by the author, this book profiles all 13 planets in their newly created categories—plus the sun, the Oort Cloud, comets, and other worlds being discovered. Back-of-the-book activities offer hands-on fun for budding astronomers.

    

    Heroes of America is a series especially written for younger readers. These biographies are set in large type for easy reading with more than 100 illustrations in each book.

    The roots of our family tree reach back millions of years to the beginning of life on earth. Open this family album and embark on an amazing journey. You'll meet some of our oldest relatives--from both the land and the sea--and discover what we inherited from each of them along the many steps of our wondrous past. Complete with an illustrated timeline and glossary, here is the story of human evolution as it's never been told before.

    Some birds are fantastically colorful and some are plain. But what do all birds share? Early nonfiction expert Lizzy Rockwell explains that birds have beaks, wings, and feathers, and hatch from eggs. Other animals might have some of these features in common, but only a bird has them all.Only a bird is a bird!A clear text and beautiful illustrations cover dozens of different birds and their shared characteristics, as well as the unique qualities of unusual birds, such as penguins and peacocks.

    From dazzling blue lapis lazuli to volcanic snowflake obsidian, an incredible variety of rocks are showcased in all their splendor. Poetic in voice and elegant in design, this book introduces an array of facts, making it equally perfect for classroom sharing and family reading.

    An attractive and informative volume for young stargazers.” —Kirkus Reviews“Manley’s writing swings gracefully between factual descriptions … and more lyrical observations: “All stars twinkle, but some stars also seem to wink at us... as if saying, ‘I know a secret.’ ” … Richly informative prose and intimate yet expansive art show a child’s contagious enthusiasm for the book’s subject. Includes a timeline of astronomical discoveries and suggestions for further reading.” —Publishers WeeklyDo you wonder if humansare the only beingswho wonderif they are alone in the universe?Our sun is a star.In the night sky are all kinds of stars, and orbiting those starsare planets like the ones in our own solar system.Could those planets have lifelike we do on Earth?Planet Earth is not too big, not too small, not too hot, and not too cold. It's just right.Our very own Goldilocks planet . . . .Follow a young girlas she explores these questionsin this gorgeous book about the wondrous searchfor another Goldilocks planet.

    You won't need your binoculars to observe the superlative characteristics of these avian wonders.Author Leslie Bulion includes a science glossary, notes on poetry forms, and resources for information about these extraordinary birds in the back of the book. Witty drawings by Robert Meganck add another layer of fun to this humorous and informative gallery of the world's most accomplished birds.

    But after the stock market crashed in 1929, Vivien lost all his savings. Then he heard about a job opening at the Vanderbilt University medical school under the supervision of Dr. Alfred Blalock. Vivien knew that the all-white school would never admit him as a student, but he hoped working there meant he was getting closer to his dream.As Dr. Blalock's research assistant, Vivien learned surgical techniques. In 1943, Vivien was asked to help Dr. Helen Taussig find a cure for children with a specific heart defect. After months of experimenting, Vivien developed a procedure that was used for the first successful open-heart surgery on a child. Afterward, Dr. Blalock and Dr. Taussig announced their innovative new surgical technique, the Blalock-Taussig shunt. Vivien's name did not appear in the report.Overcoming racism and resistance from his colleagues, Vivien ushered in a new era of medicine children's heart surgery. Tiny Stitches is the compelling story of this incredible pioneer in medicine.

    What can you do to help endangered animals and make a positive change in our environment? Get counting! Counting Birds is a beautifully illustrated book that introduces kids to the idea of bird counts and bird watches. Along the way, they will learn about Frank Chapman, who used his bird knowledge and magazine Bird-Lore to found the first annual bird count.   Bird counting helps professional researchers collect data, share expertise, and spread valuable information to help all kinds of birds around the world, from condors to hawks to kestrels and more.   Counting Birds introduces kids to a whole feathered world that will fascinate and inspire them to get involved in conservation and become citizen scientists.

    It was the first trip across an engineering marvel that had taken nearly fourteen years to construct. The woman's husband was the chief engineer, and he knew all about the dangerous new technique involved. The woman insisted she learn as well. When he fell ill mid-construction, her knowledge came in handy. She supervised every aspect of the project while he was bedridden, and she continued to learn about things only men were supposed to know:math,science,engineering.Women weren't supposed to be engineers. But this woman insisted she could do it all, and her hard work helped to create one of the most iconic landmarks in the world. This is the story of Emily Roebling, the secret engineer behind the Brooklyn Bridge, from author-illustrator Rachel Dougherty.

    B. White, beloved author of Charlotte's Web and Stuart Little, written by Barbara Herkert and illustrated by Caldecott honoree Lauren Castillo.When young Elwyn White lay in bed as a sickly child, a bold house mouse befriended him. When the time came for kindergarten, an anxious Elwyn longed for the farm, where animal friends awaited him at the end of each day. Propelled by his fascination with the outside world, he began to jot down his reflections in a journal. Writing filled him with joy, and words became his world.Today, Stuart Little and Charlotte’s Web are beloved classics of children’s literature, and E. B. White is recognized as one of the finest American writers of all time.A Christy Ottaviano Book

    But late in life a serious illness confined him to a wheelchair, and amazingly, it was from there that he created among his most beloved works—enormous and breathtaking paper cutouts. Based on the life of Henri Matisse, this moving and inspirational picture book biography includes a note from the author, dynamic quotes from Matisse himself, and an illuminating look at a little-known part of a great artist’s creative process.