A full-color chapter book biography that shows how a self-taught scientist was the first to observe the microbial life in and around us. By building his own microscope, Antony van Leeuwenhoek advanced humanity's understanding of our oft-invisible world around us.

    Merlin Tuttle and his colleagues at Bat Conservation International aren't scared of bats. These bat crusaders are fascinated by them, with good reason. Bats fly the night skies in nearly every part of the world, but they are the least studied of all mammals. As the major predator of night-flying insects, bats eat many pests. Unfortunately bats are facing many problems, including a terrifying new disease. White-nose Syndrome is infecting and killing millions of hibernating bats in North America. But Dr. Tuttle, with the help of his fellow bat scientists are in the trenches--and caves--on the front line of the fight to save their beloved bats.

    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

    -- Pictures and complementary text explain two fundamental principles of time-- Illustrated in full color

    The 2019 offering from Welcome to the Museum guides readers through the human body, from the muscles we use to show emotion, to the delicate workings of the brain. With sumptuous artwork by Katy Wiedemann and expert text by professor Dr Jennifer Z Paxton, this beautiful book is a feast of anatomical knowledge.

    Hatch! gives young readers a bird’s-eye view into the fascinating world of birds and their unique eggs and nests.

    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 The recent actions of the International Astronomical Union have put every solar system book out of date.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.

    A Simon & Schuster eBook

    Beautiful photographs or illustrations accompany each entry. Open the book to any page to discover some new wonder or mystery about the Universe around us.

    Facts about the composition of the earth are conveyed painlessly and memorably.’ —SLJ. ‘An exciting adventure. . . . Illustrations [by Caldecott Medal winner Marc Simont] explode with color and action.’ —CS. Best Books of 1979 (SLJ)Children's Choices for 1980 (IRA/CBC)A Reading Rainbow Selection

    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.

    Step inside the pages of this beautiful book to discover galleries of galactic matter, expertly curated to bring you the experience of a fascinating exhibition from the comfort of your own home. Planetarium features all aspects of space, from the Sun and our Solar System, to the lives of stars, the Milky Way and the Universe beyond. With stunning artwork from Chris Wormell and informative text by Professor Raman Prinja, Planetarium is the perfect gift for anyone with an interest in this fascinating field.

     In January, the cows stay in the barnyard, and the chickens don't lay many eggs. By March, you can tell spring is coming: the barn is filled with baby animals. Month by month, the animals at Maple Hill Farm sense the changing seasons and respond to the changes. Through gently humorous text and charming illustrations, Alice and Martin Provensen capture one year at their beloved Maple Hill Farm in a way sure to delight city slickers and country folk alike.

    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.

    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,