Elementary School Science Fair Project Ideas'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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Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...
Fourth Grade
Earth & Space Science
Is it magic?'s the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.
Third Grade
Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!
Second Grade
Life Science
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
Play with balance and simple engineering as you hurry to create a sturdy rock tower.
Second Grade
Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.
Second Grade
Looking for a way to liven up a hot summer day? A little hands-on science is the perfect way to keep your kid occupied. So why not recruit your budding scientist and conduct an experiment or two?
Elementary School
Science Fair Project Ideas
Take a dive into the candy jar with this yummy science experiment.
Fourth Grade
Will increasing the amount of salt in water effect how slow or fast the water freezes?
Third Grade
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Third Grade

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