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Simple Machines Serie de eBooks

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  • Wedges

    de David and Patricia Armentrout ...
    Series series Simple Machines
    Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to wedges. ... Leer más

    $18.09 USD o gratis con Kobo Plus

  • Wheels

    de David and Patricia Armentrout ...
    Series series Simple Machines
    Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to wheels. ... Leer más

    $18.09 USD o gratis con Kobo Plus

  • Wedges

    de David and Patricia Armentrout ...
    Series series Simple Machines
    Updated for 2020. Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to wedges. ... Leer más

    $18.99 USD o gratis con Kobo Plus

  • Wheels

    de David and Patricia Armentrout ...
    Series series Simple Machines
    Updated for 2020. Clear definitions supported by everyday examples and easy hands-on activities introduce young scientists to wheels. ... Leer más

    $18.99 USD o gratis con Kobo Plus

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  • How to Groom Your Horse or Pony

    de Gina Sanders ...
    Geared towards children in a relaxed instructional manner is this guide to grooming a horse or pony. Covered inside are the basics of catching a horse or pony, tying safely, and grooming. Types of brushes and their uses are discussed as well as how to pick hooves and maintain a bridle path. If you have a young child embarking upon a journey into the equestrian world, this short, to the point ... Leer más

    $0.99 USD o gratis con Kobo Plus

  • DK Readers: Telling Time

    de Patricia J. Murphy ...
    Series Libro 2 - DK Readers
    Tick, tock. Long ago, people told time using the sun or water. Find out how clocks have changed and become more accurate in this Level 2 DK Reader. Telling Time is a history of timekeeping, from obelisks and sundials to the atomic clocks of today.Packed with full-color photographs, lively illustrations, and engaging, age-appropriate stories to introduce young children to a life-long love of ... Leer más

    Antes $2.99 USD Ahora $1.99 USD

  • Pop!

    The Invention of Bubble Gum

    de Meghan McCarthy ...
    Ilustraciones de Meghan McCarthy ...
    Gum. It’s been around for centuries—from the ancient Greeks to the American Indians, everyone’s chewed it. But the best kind of gum—bubble gum!—wasn’t invented until 1928, when an enterprising young accountant at Fleer Gum and Candy used his spare time to experiment with different recipes. Bubble-blowing kids everywhere will be delighted with Megan McCarthy’s entertaining pictures and engaging fun ... Leer más

    $10.99 USD

  • Mark Twain and the River

    de Sterling North ...
    Tom Sawyer is among the best-known, most-loved characters in American fiction. As everyone remembers, he and Huck Finn camped on an island, got lost in a cave, and visited an old graveyard at midnight. These adventures were based upon the author's real boyhood experiences along the Mississippi River. Trace Mark Twain's life from 1835, when his birth was heralded by Halley's Comet, to 1910, when ... Leer más

    $6.99 USD

  • Amazing Math

    Projects You Can Build Yourself

    de Lazlo C. Bardos ...
    Ilustraciones de Samuel Carbaugh ...
    Series series Build It Yourself
    Make a geodesic dome big enough to sit in. Solve one of the world's hardest two-piece puzzles. Pass a straight line through a curved slot.From prime numbers to paraboloids, Amazing Math Projects You Can Build Yourself introduces readers ages 9 and up to the beauty and wonder of math through hands-on activities. Kids will cut apart shapes to discover area formulas, build beautiful geometric models ... Leer más

    $10.69 USD o gratis con Kobo Plus

  • The Science and Technology Behind the Human Genome Project

    de Nicholas Croce ...
    Series series The Biotechnology Revolution
    This comprehensive resource teaches readers about the fundamental science behind the Human Genome Project, the aim of which was to identify and map all of the genes in the human genome. Readers will learn the basics of DNA, genetics, and the human genome; important areas and the history of genetic research; and how our world has changed since the project. Further, readers will learn about the ... Leer más

    $35.79 USD o gratis con Kobo Plus

  • Bicycles

    de Patricia Lakin ...
    Series series Made by Hand
    Go behind the scenes and learn how craftsman Aaron Dykstra makes one-of-a-kind bicycles by hand with this nonfiction book that’s full of photographs and illustrations about his process.Aaron Dykstra of Six-Eleven Bicycles in Roanoke, Virginia, got his first job at a small local bike shop when he was fifteen and he spent the majority of his teen years riding and racing bikes. After a stint in the ... Leer más

    $10.99 USD

  • Sir Cumference and the Dragon of Pi

    de Cindy Neuschwander ...
    Ilustraciones de Wayne Geehan ...
    Series series Sir Cumference
    Join Sir Cumference for wordplay, puns, and problem solving in this entertaining, medieval math adventure story about radius and the number Pi.This time the math adventure is centered around a potion that changes Sir Cumference into a fire-breathing dragon. Can Radius change him back? Join Radius on his quest through the castle to solve a riddle that will reveal the cure. It lies in discovering ... Leer más

    $6.99 USD