Yet because of the history-making reassignment of Pluto from “planet” to “dwarf planet” on August 24, 2006, all books on the solar system are now out of date. Enter When is a Planet Not a Planet? The Story of Pluto by Elaine Scott, an esteemed writer of non-fiction for children. Scott is the first to put the answer to the title question into terms simple enough for a very young audience to understand, based upon the new definitions determined by the International Astronomical Union. Well-researched and accompanied by large, awe-inspiring photographs and paintings, this exciting new book makes clear what astronomers have argued about for decades.

    It came from outer space and crashed onto bookshelves! This third entry in the award-winning Got to the Museum series traces how a rock broke from its billion-year orbit to fall from space onto the trunk of a teenager's car, then to several natural history museums.

    His planet status was stripped away, leaving him lost and confused. Poor Pluto! On his quest to find a place where he belongs, he talks to comets, asteroids, and meteoroids. He doesn't fit it anywhere! But when Pluto is about to give up, he runs into a dwarf planet and finally finds his place in the solar system. This feel-good picture book combines a popular science topic with character education themes of self discovery, acceptance, and friendship. It has bonus material in the back matter to support curriculum.

    A ladybug is even smaller. But in this book you will find small things you could not ordinarily see.

    Tadpoles are likely tiny fish that breathe underwater through gills. As the tadpole gets older, it loses its fishy tail and its gills and grows legs and develops lungs. The tadpole has become a frog. From Tadpole to Frog is a lovely first look at this amazing metamorphosis.

    Like, quickly, do your homework now!Bursting with adverbs, this addition to the Words Are CATegorical(R) series creatively clarifies the concept of adverbs for young readers with delightfully playful rhymes and extremely humorous illustrations. For easy identification, adverbs are printed in color and key words are illustrated on each page.

    An apple floats, but a ball of aluminum foil does not. But if that same ball of foil is shaped into a boat, it floats! Why? And how is it possible that a huge ship made of steel floats? Answering these questions about density and flotation is David A. Adler's clear, concise text, paired with Anna Raff's delightful illustrations. Activities that demonstrate the properties of flotation are included.

    Here for a new generation of readers and explorers are the steady astronauts, clicking themselves into gloves and helmets, strapping themselves into sideways seats. Here are their great machines in all their detail and monumentality, the ROAR of rockets, and the silence of the Moon. Here is a story of adventure and discovery—a story of leaving and returning during the summer of 1969, and a story of home, seen whole, from far away.

    Read and find out about some of the animals that are almost gone. This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 5 to 7. It’s a fun way to learn to read and as a supplement for activity books for children.This is a Level 2 Let’s-Read-and-Find-Out Science title, which means the book explores more challenging concepts for children in the primary grades and supports the Common Core Learning Standards, Next Generation Science Standards, and the Science, Technology, Engineering, and Math (STEM) standards. Let’s-Read-and-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.

    This informative concept book includes detailed pictures of leaves in different sizes, shapes, and colors and a list of activities that kids can do with leaves.This is a Stage 2 Let's-Read-and-Find-Out, which means the book explores more challenging concepts for children in the primary grades. Let's-Read-And-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.Supports the Common Core Learning Standards and Next Generation Science Standards

    A perfect introduction to mathematical concepts for young readers, written by a Newbery honor-winning author!This colorfully illustrated biography of the Greek philosopher and scientist Eratosthenes, who compiled the first geography book and accurately measured the globe's circumference, is just right for budding mathematicians, scientists, historians, and librarians! Filled with fascinating details about Eratosthenes's world (and in print since 1994), kids are sure to flip through the pages time and again.

    Only one problem—at night, Chris doesn't feel so brave. He's afraid of the dark.But when he watches the groundbreaking moon landing on TV, he realizes that space is the darkest dark there is—and the dark is beautiful and exciting, especially when you have big dreams to keep you company.

    This stirring picture book tells the dramatic story, following bison from the Plains Indians to the cowboys, Teddy Roosevelt to the Dust Bowl, and from the brink of extinction to the majestic herds that now roam our national parks. Paired with gorgeous paintings by landscape artist Wendell Minor, Jean Craighead George’s engaging text will inspire a new generation to understand and protect nature’s delicate balance.

    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.

    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.