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Science Fair Project Ideas

Find the science fair project ideas you're looking for. Many different science fair projects are available for you to browse through and get ideas for your own science fair project.

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Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.
Effect of Acid Rain on Dissolved Oxygen Concentration
High School
Weather and Climate
In this science fair project, you will study the process of osmosis (movement of water through a type of membrane) with potatoes.
Osmosis
Middle School
Easy
This experiment explores how microwave radiation affects fungi, bacteria, and plant life.
How Does Microwave Radiation Affect Different Organisms?
High School
Ninth Grade
Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.
Carbon Dioxide Concentrations
Seventh Grade
Eighth Grade
Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.
Angle of Heat
Fourth Grade
Fifth Grade
Science fair project that helps you build your own solar oven in order to learn more about solar energy.
Solar Oven Design
Seventh Grade
Eighth Grade
Science fair project that observes hemoglobin synthesis in the small crustacean species Daphnia Magna.
Hemoglobin Synthesis
Ninth Grade
Tenth Grade
Science fair project that examines the biodiversity of ant populations in various locations.
Ant Biodiversity
Ninth Grade
Tenth Grade
Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.
Invertebrate Ecology
Fifth Grade
Sixth Grade
Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.
Fungi Biodiversity
Fifth Grade
Sixth Grade
Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?
Comparing Leaf Size and Shape
Seventh Grade
Eighth Grade
Check out this fun and easy middle school science fair project idea on plant nutrition and the effect of a sugar solution on the longevity of cut flowers.
How Does a Glucose Solution Affect the Longevity of Cut Flowers?
Middle School
Easy
Select a study area that has a variety of plant life and learn about its ecosystem in this science fair project.
Ecosystem
Middle School
High School
This experiment explores the most common colors that appear among a sample of crossbred guppies.
Finding Dominant Color Traits in Guppies
Middle School
Life Science
In this free science fair project idea, we put a potato in a jar of hydrogen peroxide, and the potato enzymes speed the reaction.
Activator: What Effect Does an Enzyme Have on a Chemical Reaction?
Elementary School
Medium

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