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Elementary School Science Fair Project Ideas

Great selection of elementary school science fair project ideas. These science fair projects can help you find elementary school level ideas for your science fair.

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Will increasing the amount of salt in water effect how slow or fast the water freezes?
Water Salinity
Third Grade
Chemistry
You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.
How Do Oil Spills Affect the Environment?
Fifth Grade
Ecology
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Too Cold To Snow?
Third Grade
Fourth Grade
Elementary school science project describes the plate tectonic theory and explains the reasons for more volcanic activities in areas of great crustal movement.
Pushing and Pulling: Why are More Volcanoes Found in Areas of Great Crustal Movement?
Elementary School
Geology
Get fun and easy science fair project idea for middle school student to design a model to determine the affect of pressure on rocks in earth's asthenosphere.
Easy Flow: How Does Pressure Affect the Rock in the Asthenosphere?
Elementary School
Geology
Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.
Tsunamis, Earthquakes and Meteors
Fifth Grade
Sixth Grade
Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.
Do Plants Need Water?
Third Grade
Fourth Grade
Get free science fair project ideas for middle school and high school students that cover topics from astronomy to physics.
Squirter: How Does Depth Affect the Pressure of Water?
Elementary School
Easy
Science fair project which determines whether the depth of a boat in the water changes how fast it moves and how straight it sails.
Boat Depth
Fifth Grade
Sixth Grade
This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.
Don't Rock the Boat
Third Grade
Fourth Grade
In this free science fair project, explore the method of separating salt and water in seawater using heat. A great science project for elementary school kids.
Sun Dried: How Can the Sun be Used to Separate Salt from Salt Water?
Elementary School
Easy
This science fair project idea compares biodiversity between drops of water.
Biodiversity in a Drop of Water
Elementary School
Third Grade
Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.
What is in Tap Water?
Elementary School
Easy
Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.
Speaking Under Water
Elementary School
Third Grade
In this experiment you explore how tectonic plates move to create land and expand bodies of water.
Exploring the Movement of Tectonic Plates with S'Mores
Elementary School
Third Grade

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