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The problem in a science fair project is the scientific question that the experiment attempts to answer. It should be phrased as a question and begin with a question word such as "...

Check out the links below for science fair project ideas by subject.
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Science Fair Project Ideas - Science Buddies

Hundreds of detailed science fair project ideas for all grade levels in a wide range of topics from Aerodynamics to Zoology.

Science Fair Project Ideas, Answers, & Tools

Free Topic Selection Wizard, science fair project ideas, step by step how to do a science fair project, Ask an Expert discussion board, and science fair tips for ...
This science fair project includes making a study of an ancient roadway or transportation network, that could include a map, a plan or cutaway drawing to show how the road or causeway was constructed, and information about the goods and events that occurred across its p... More »

Science Fair Project Ideas - Over 2,000 Free Science Projects ...

Browse from hundreds of free science fair project ideas. offers science fair projects for every topic and every grade level.

Topics - Science Fair Projects

Free science fair projects, with full instructions and explanations.

Hundreds of Science Fair Projects For Students

Over 1000 Free Science Fair Projects with Complete Instructions.

Science Fair Project Resource Guide

If you've never done a science fair project before, DON'T PANIC! The IPL's Science Fair Project Resource Guide will help you through the whole project by ...

Discovery Education Science Fair Central offers ideas for science ...

Includes some topics you might choose to integrate into a science fair project.

Popular Q&A
Q: What Is a Science Fair Project?
A: You may have to do a science fair project or help with one, but might be unclear what exactly one is. Here's an introduction to science fair projects that shoul... Read More »
Q: What are science fair projects?
A: Why would like a biology, chemistry, physics or technology science fair project? Help Read More »
Q: What science fair project?
A:… Read More »
Q: Which science fair project?
A: Both are very good ideas. For my science fair project last year, i did the nails one and i got fantastic results. I used: vinegar, salt water, tap water, sugar ... Read More »
Q: What are science fair projects?
A: what are science fair projects?: An abstract is an abbreviated version of your science fair project final..... Read More »