High School Science Fair Projects

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695 filtered results
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Warming Up!
Warming Up!
Science Project
Warming Up!
The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.
Science
Science Project
Marble Race: Finding Viscosity of Fluids
Marble Race: Finding Viscosity of Fluids
Science Project
Marble Race: Finding Viscosity of Fluids
In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.
Science
Science Project
Cafeteria Waste
Cafeteria Waste
Science Project
Cafeteria Waste
This science fair project idea observes products available in the school cafeteria and waste produced by these products.
4th grade
Science
Science Project
Does Height or Distance Affect Impact?
Does Height or Distance Affect Impact?
Science Project
Does Height or Distance Affect Impact?
This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.
Science
Science Project
 Comparing Leaf Size and Shape
Comparing Leaf Size and Shape
Science Project
Comparing Leaf Size and Shape
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?
Science
Science Project
To Cheat or Not to Cheat
To Cheat or Not to Cheat
Science Project
To Cheat or Not to Cheat
Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.
Social studies
Science Project
An Eggcellent Solution
Science Project
An Eggcellent Solution
This middle school project examines the strength of horizontal versus vertical pointing eggshells.
Science
Science Project
Visual and Auditory Learning Modes: Which is Better and for Whom?
Visual and Auditory Learning Modes: Which is Better and for Whom?
Science Project
Visual and Auditory Learning Modes: Which is Better and for Whom?
This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.
Science
Science Project
The Effect of Caffeine on Plant Growth
The Effect of Caffeine on Plant Growth
Science Project
The Effect of Caffeine on Plant Growth
The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.
Science
Science Project
What Kind of Light will Produce the Greatest Plant Growth, Regular Light or a Fluorescent Bulb?
What Kind of Light will Produce the Greatest Plant Growth, Regular Light or a Fluorescent Bulb?
Science Project
What Kind of Light will Produce the Greatest Plant Growth, Regular Light or a Fluorescent Bulb?
Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.
Science
Science Project
How to Make a Solar Oven
How to Make a Solar Oven
Science Project
How to Make a Solar Oven
Check out this cool and free middle school science fair project idea on how to make a solar oven.
Science
Science Project
Leaf Chromatography
Leaf Chromatography
Science Project
Leaf Chromatography
Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.
Science
Science Project
Interpreting Emotion Through Facial Microexpressions
Interpreting Emotion Through Facial Microexpressions
Science Project
Interpreting Emotion Through Facial Microexpressions
This middle school science fair project evaluates test subjectsâ ability to determine what a person is feeling by reading their facial microexpressions.
Social studies
Science Project
Be a Detective! Is it a Physical or a Chemical Change?
Be a Detective! Is it a Physical or a Chemical Change?
Science Project
Be a Detective! Is it a Physical or a Chemical Change?
Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.
Science
Science Project
Extracting DNA from Strawberries
Extracting DNA from Strawberries
Science Project
Extracting DNA from Strawberries
This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.
Science
Science Project
Flame Tests? Can you Really Identify an Element or a Compound by Putting it Into a Flame?
Flame Tests? Can you Really Identify an Element or a Compound by Putting it Into a Flame?
Science Project
Flame Tests? Can you Really Identify an Element or a Compound by Putting it Into a Flame?
Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.
Science
Science Project
Rotting Fruit! Which Fruits Rot the Fastest, the Slowest? How do We Explain the Differences?
Rotting Fruit! Which Fruits Rot the Fastest, the Slowest? How do We Explain the Differences?
Science Project
Rotting Fruit! Which Fruits Rot the Fastest, the Slowest? How do We Explain the Differences?
Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.
Science
Science Project
Chemical Energy in a Bottle
Chemical Energy in a Bottle
Science Project
Chemical Energy in a Bottle
Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.
Science
Science Project
How to Separate Salt from Water
How to Separate Salt from Water
Science Project
How to Separate Salt from Water
In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.
3rd grade
Science
Science Project
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Science Project
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.
Science
Science Project
Create Your Own Amusement Park with Simple and Compound Machines
Create Your Own Amusement Park with Simple and Compound Machines
Science Project
Create Your Own Amusement Park with Simple and Compound Machines
This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.
Science
Science Project
How does Phototropism Affect the Growth in Green Plants?
How does Phototropism Affect the Growth in Green Plants?
Science Project
How does Phototropism Affect the Growth in Green Plants?
This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.
Science
Science Project
Is It What You Say or How You Say It?
Is It What You Say or How You Say It?
Science Project
Is It What You Say or How You Say It?
In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.
Social studies
Science Project
Peanut Butter Anyone? Which Tastes Better, Commercial Brands or Organic Brands?
Peanut Butter Anyone? Which Tastes Better, Commercial Brands or Organic Brands?
Science Project
Peanut Butter Anyone? Which Tastes Better, Commercial Brands or Organic Brands?
Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.
Science
Science Project
A Deep Sea Diver! How Does it Work? Is Air Heavier or Lighter than Water?
A Deep Sea Diver! How Does it Work? Is Air Heavier or Lighter than Water?
Science Project
A Deep Sea Diver! How Does it Work? Is Air Heavier or Lighter than Water?
This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.
Science
Science Project

High School Science Fair Projects

Need a science fair project that's fun, engaging, and appropriately rigorous for a high school science fair? Education.com has assembled a rich collection of high school science fair projects and high school science fair project ideas written by our team of professional scientists, science teachers, and educational consultants. We offer free high school science experiments on every science fair topic, including physics, chemistry, biology, engineering, and even psychology. Check the boxes in the sidebar to filter your results, or use the search bar to find a winning idea for your upcoming science fair. Hundreds of good science fair projects are only a click away.