Books written by Tim Clifford

  • Science Encyclopedia Earth Science
    Science Encyclopedia Earth Science

    ... Page 54 © Brandon Stein; Page 54b © Steffen Foerster Photography; Page 55 © Igor Smichkov; Page 55b © Kaleb Timberlake; Page 56 © David Hyde; Page 56b © Andrea Booher; Page 57 © Sai Yeung Chan; Page 57b © Peter Zaharov.

  • La tierra: Earth Science
    La tierra: Earth Science

    ... Page 54 © Brandon Stein; Page 54b © Steffen Foerster Photography; Page 55 © Igor Smichkov; Page 55b © Kaleb Timberlake; Page 56 © David Hyde; Page 56b © Andrea Booher; Page 57 © SaiYeung Chan; Page 57b © Peter Zaharov.

  • Space
    Space

    Most meteors burn up completely before they ever hit the ground. Meteors that hit the Earth are called meteorites. Barringer Crater in Arizona is also called the Meteor Crater. Stars and Galaxies The solar system is just a tiny.

  • Rourke's World of Science Encyclopedia: Earth science. Volume 4

    Topics include the basic objects in the sky, life-cycles, and properties of earth materials to the more advanced, structures of living systems, forces and motion and science technology. This volume covers earth science.

  • The Middle School Writing Toolkit: Differentiated Instruction Across the Content Areas
    The Middle School Writing Toolkit: Differentiated Instruction Across the Content Areas

    The Middle School Writing Toolkit addresses the 5 major writing genres that middle-school students are expected to master - reports, persuasive essays, how-to (procedural) essays, narratives, and literary responses - and provides 57 mini ...

  • American Coins and Bills
    American Coins and Bills

    Provides the history of American coins and bills and shows how they have changed over time.

  • How Coins and Bills Are Made
    How Coins and Bills Are Made

    This book describes the process of minting money.

  • Paying Without Money
    Paying Without Money

    Presents the various ways we pay for things without using either paper money or coins.

  • Paying Without Money
    Paying Without Money

    For many centuries, money was the main Money is a part of our everyday lives. Yet for much of human history, there was no such thing as money. If you wanted goods or services, you had to barter for them. In other words, you had to ...

  • Everything You Didn't Need to Know about the UK
    Everything You Didn't Need to Know about the UK

    Highlighting all the weird and wacky facts that make the UK one of the number one tourist destinations, this guide is filled with off the wall facts, quotes, inane trivia and essential information on etiquette and slang featuring the latest ...