Where to start???

1. Make yourself familiar with the scientific method.  See the steps of the scientific method with an example for each step that relates to a topic used for a science fair project:      SCIENTIFIC METHOD

2. Now that you understand the scientific method, check out one or more of the starter projects here:
GETTING STARTED INDEX

Each of these projects explains what you can do to actually start your science fair project.

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Astronomy Botany Chemistry Earth
Science
Geography Physics Zoology Science
Projects

races