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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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This science fair project idea determines the most effective method of preserving food.
Preserving Foods
Elementary School
Fourth Grade
Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.
What Colors are Birds Attracted to?
Elementary School
Middle School
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Do Screen and Text Color Affect Retention?
Elementary School
Fourth Grade
The purpose of this science fair project is to investigate how the caffeine in soda drinks impacts the human heart rate.
Caffeine and Heart Rate
Elementary School
Kindergarten
In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.
Popcorn Pumice: Exploring Different Rock Densities
Third Grade
Fourth Grade
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Mapping the Energy Use of My Classroom
Elementary School
First Grade
This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.
Arch Magic: The Unbreakable Egg
Elementary School
Fourth Grade
In this free science fair project, let's explore how earthworms can 'see' light with eyes. A great science project for elementary students.
“Seeing” Without Eyes: Do Earthworms “See” White Light?
Elementary School
Zoology
This science fair project examines how seeds hitchhike on animals and clothing.
How Do Seeds Hitchhike?
Elementary School
Second Grade
This science fair project idea studies how time perception changes with age.
How Does time Perception Change As You Get Older?
Elementary School
Middle School
In this science fair project, students will use four different household objects to see which ones form the most or best crystals.
Substrate City: What Household Objects Form the Best Crystals?
Elementary School
Middle School
The purpose of this science fair project is to determine how the sun's direction affects temperature.
How Does the Sun's Direction Affect Temperature?
Elementary School
First Grade
This science fair project idea determines if family members can recognize one another using only the sense of smell.
How Good is Your Sense of Smell?
Elementary School
Fifth Grade
In this science fair project, students will construct their own hovercraft.
DIY Hovercraft
Fourth Grade
Fifth Grade
This project investigates if one learns to write backwards, is one also able to read backwards?
If One Learns to Write Backwards, Can One Then Read Backwards?
Elementary School
Middle School

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