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Elementary School Science Fair Project Ideas

Education.com's elementary school science fair projects expose kids to a broad range of opportunities for scientific inquiry, arming them with the tools and knowledge they need to answer their questions about the world around them. Elementary school science experiments are a great way to demonstrate important concepts in physics and chemistry, while our elementary school science fair project ideas equip kids with carefully explained procedures that yield enlightening results.

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Quench your thirst with great tasting lemonade while you explore the concepts of acid and base, and how these differ from sweet and sour.
Elementary School
Middle School
Will increasing the amount of salt in water effect how slow or fast the water freezes?
Third Grade
Chemistry
What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.
Second Grade
Botany
Play with balance and simple engineering as you hurry to create a sturdy rock tower.
Second Grade
Engineering
Enter the buzz worthy world of bee watching and find out what time bees like to wake up!
Third Grade
Zoology
Do plants get crowded?
Second Grade
Botany
Do you think you could walk around upside down -- with your feet in the air and your head on the ground?
Second Grade
Botany
Word color association is just a fancy way to talk about the way we connect colors with words.
First Grade
Psychology and Sociology
This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.
Fifth Grade
Easy
Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.
Fourth Grade
Microbiology
Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.
Fifth Grade
Easy

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