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Ecosystem Science Fair Projects, Using the Scientific Method (Revised, Expanded)

by Walker, Pam

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Description

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? Readers will find the answers by doing the fun and simple experiments in this book. Many ideas for science fair projects are also included.

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Product Details

  • Jan 16, 2010 Pub Date:
  • 0766034194 ISBN-10:
  • 9780766034198 ISBN-13:
  • English Language