Picture of Pam Walker

Pam Walker

Author

Pam Walker and Elaine Wood are authors of more than twenty books for science teachers and students. Pam is a high school science teacher and Elaine is a full-time science writer.

    Pam's Books

    FirstPrevPage 1 of 11NextLast
    Ecosystem Science Fair Projects, Revised and Expanded Using the Scientific Method

    Ecosystem Science Fair Projects, Revised and Expanded Using the Scientific Method

    Pam Walker and Elaine Wood
    How do cool temperatures affect the activity of a fish? Do earthworms prefer to live in light or darkness? Do weeds interfere with the growth of other plants? Find the answers by doing the fun and simple experiments in this book...Read More

    Buying Options

    ISBN: 978-0-7660-5427-1
    Binding: eBook
    List Price: $37.94
    Discount Price: $28.45

    FirstPrevPage 1 of 11NextLast

    :
    $37.94 $28.45 + Add to wish list
    :
    $37.94 $28.45 + Add to wish list