Every link in a food chain is important because each living thing depends on others for survival, no matter how big or how small. Lively drawings from Holly Keller illustrate the clear, simple text by Patricia Lauber.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

    But what will happen when the mess builds up . . . and up . . . and up?

    Stunning, realistic illustrations celebrate the beauty of these mysterious creatures as readers learn important facts through an engaging and fascinating story. The book also includes back matter with more in-depth information, a glossary, and further resources.

    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.

    Often it got him into trouble. Once he painted pictures with tar on the side of his family's white house. His family was poor, and the happiest time of his childhood was spent living on a farm in Missouri. His affection for small-town life is reflected in Disneyland Main Streets around the world. With black-and-white illustrations throughout, this biography reveals the man behind the magic.This book is not authorized, licensed or endorsed by the Walt Disney Company or any affiliate.

    And he determined that one day his camera would capture for others the wonder of the tiny crystal. Bentley's enthusiasm for photographing snowflakes was often misunderstood in his time, but his patience and determination revealed two important truths: no two snowflakes are alike; and each one is startlingly beautiful. His story is gracefully told and brought to life in lovely woodcuts, giving children insight into a soul who had not only a scientist's vision and perseverance but a clear passion for the wonders of nature. Snowflake Bentley won the 1999 Caldecott Medal.

    This closeup look at the evolution and behavior of horses, zebras, ponies, mules, and more examines their importance to humans throughout history, and includes photos of all major domestic breeds.

    Everybody needs a rock -- at least that's the way this particular rock hound feels about it in presenting her own highly individualistic rules for finding just the right rock for you.

    Sometimes a germ catches up with you.Germs are all around you, but they are too small for you to see. Many germs are harmless, but two kinds, viruses and bacteria, can make you sick. Read and find out about germs, how they can make you sick, and how your body works to fight them off and keep you healthy.

    A simple and colorful introduction to birds and bird behavior, accompanied by beautifully detailed illustrations from noted wildlife illustrator John Sill.

    From that day on he never stopped marveling at the universe and seeking to understand it better. Star Stuff follows Carl from his days star gazing from the bedroom window of his Brooklyn apartment, through his love of speculative science fiction novels, to his work as an internationally renowned scientist who worked on the Voyager missions exploring the farthest reaches of space. This book introduces the beloved man who brought the mystery of the cosmos into homes across America to a new generation of dreamers and star gazers.

    Readers learn how to identify all sorts of leaves by their color, shape, and other characteristics. A great choice for science units and autumn displays. Full color.

    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 is small. Very small. In fact so small that you'd need to look through a microscope to see her. Or you can simply open this book and take Min on an adventure to amazing places she's never seen before—like the icy glaciers of your tooth or the twisted, tangled jungle that is your shirt. The perfect book for anyone who wants to take a closer look at the world.

    Bison? They're banned! Tigers? Taboo! Say good-bye to the gnu, cheerio to the cheetah, and peace to the panda.The world of Lesser Spotted Animals STARTS HERE!Find out all about the amazing animals you need to know but never get to see, from the numbat to the zorilla, and everything in between.