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  • The Robot Book

    Build & Control 20 Electric Gizmos, Moving Machines, and Hacked Toys

    by Bobby Mercer ...
    Series series Science in Motion
    Drones, RC cars, artificial limbs, Roombas—the robots have arrived! Don't you want your own? Author and physics teacher Bobby Mercer will show you how to turn common household objects and repurposed materials into 20 easy-to-build robots for little or no cost. Turn a toothbrush, an old cell phone or pager, and scrap wire into a Brush Bot, or hack a toy car to hotwire a Not-So-Remote Bot. A small ... Read more

    $9.99 USD or Free with Kobo Plus

  • Junk Drawer Biology

    50 Awesome Experiments That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 6 - Junk Drawer Science
    Unleash your inner scientist with 50 awesome biology experiments!Junk Drawer Biology shows you don't need fancy equipment to explore the wonders of life. Use everyday items from your recycling bin and around the house to conduct hands-on experiments that explain the building blocks of living matter. Aspiring doctors can build a model of human lungs, while budding gardeners germinate beans and ... Read more

    $9.99 USD or Free with Kobo Plus

  • Junk Drawer Chemistry

    50 Awesome Experiments That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 2 - Junk Drawer Science
    There's no need for expensive, high-tech lab equipment to conduct chemistry experiments—you probably have all you need in your home junk drawer. Turn an old LED flashlight into an Energy Drink Tester using aluminum foil and electrical tape. Mix cornstarch and water to make Non-Newtonian Goo. Use a 9-volt battery and thumbtacks to break water molecules into hydrogen and oxygen. Create edible Sweet ... Read more

    $12.99 USD or Free with Kobo Plus

  • Junk Drawer Physics

    50 Awesome Experiments That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 1 - Junk Drawer Science
    Finalist for the 2015 AAAS / Subaru SB&F Excellence in Science Book exemplify outstanding and engaging science writing and illustration for young readersA children's instructional book on how to use readily available materials to turn the house into a science labPhysics teacher Bobby Mercer provides readers with more than 50 great hands-on experiments that can be performed for just pennies, or ... Read more

    $12.99 USD or Free with Kobo Plus

  • Junk Drawer Engineering

    25 Construction Challenges That Don't Cost a Thing

    Series Book 3 - Junk Drawer Science
    The projects in Junk Drawer Engineering demonstrate that you don't need high-tech equipment to make learning fun—just what you can find in your recycling bin and around the house. Educators and parents will find this title a handy resource to teach children problem-solving skills and applied physics, all while having a lot of fun. ... Read more

    $12.99 USD or Free with Kobo Plus

  • Junk Drawer Geometry

    50 Awesome Activities That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 4 - Junk Drawer Science
    Geometry is a hands-on subject. What better way to explore the concepts of area, perimeter, and volume than actually measuring area, perimeter, and volume? With this helpful resource, you will build polygons out of pipe cleaners and flexible drinking straws, explore Mobius strips made from index cards, model the Pythagorean theorem using cheese crackers, and much more. Junk Drawer Geometry proves ... Read more

    $12.99 USD or Free with Kobo Plus

  • Junk Drawer Ecology

    50 Awesome Experiments That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 7 - Junk Drawer Science
    Junk Drawer Ecology is a hands-on guide to saving the planet. Fun, free science activities help kids of all ages learn about the science of our planet's ecology.The environment is changing every day, and we can help slow that change. Using free or low-cost things children already have around their homes, these activities are perfect to stimulate young brains.Readers will learn about the importance ... Read more

    $12.99 USD or Free with Kobo Plus

  • Junk Drawer Algebra

    50 Awesome Activities That Don't Cost a Thing

    by Bobby Mercer ...
    Series Book 5 - Junk Drawer Science
    Algebra as a hands-on subject? With this helpful resource, you can create coordinate graphs with candy, simplify algebraic equations with pennies and nickels, use aluminum foil to multiply polynomials (perfect for the FOIL method), examine exponential decay functions with a bouncy ball, and much more. Junk Drawer Algebra proves that you don't need high-tech equipment to comprehend math concepts ... Read more

    $9.99 USD or Free with Kobo Plus

  • Understanding the Death of a Loved One

    by Bobbie Mercer ...
    As a children's pastor, author and former educator, I've been inspired by God to write a book for children that deals with loved ones who die. Yes, death is a sensitive subject and we will all encounter dealing with it in one way or another. I pray this information will comfort the child and family who allow the Holy Spirit to minister to them as they read through the pages. ... Read more

    $3.99 USD or Free with Kobo Plus

  • Ivy and the Pandemic Scare

    by Bobbie Mercer ...
    This book was written just for children so they can learn how families can get through the challenging times we're living in.Yes, families should talk about this virus, since children need to understand that everything happens for a reason.During this time, let the pages explain how staying together can bring joy and happiness, knowing that our Father in Heaven will always keep us safe.One day, we ... Read more

    $3.99 USD or Free with Kobo Plus

  • ManVentions

    From Cruise Control to Cordless Drills - Inventions Men Can't Live Without

    by Bobby Mercer ...
    Gas grills. Riding lawn mowers. Pop-top beer cans.Forget fire and arrowheads and the wheel. The best tools invented by man are such wonders as beer, bikinis, and ESPN. And there's more where they came from, in this hilarious look at the stuff real men are made of:Chow and Suds (microwaves, vending machines, Tabasco sauce)Sports and Recreation (golf carts, cleats, shin guards)Household Gadgets ... Read more

    $9.99 USD

  • The Flying Machine Book

    Build and Launch 35 Rockets, Gliders, Helicopters, Boomerangs, and More

    by Bobby Mercer ...
    Series series Science in Motion
    Calling all future Amelia Earharts and Chuck Yeagers—there's more than one way to get off the ground. Author and physics teacher Bobby Mercer will show readers 35 easy-to-build and fun-to-fly contraptions that can be used indoors or out. Better still, each of these rockets, gliders, boomerangs, launchers, and helicopters are constructed for little or no cost using recycled materials. The Flying ... Read more

    $12.99 USD or Free with Kobo Plus