Science Fair Project Ideas

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Retinal Blind Spots
Retinal Blind Spots
Science Project
Retinal Blind Spots
The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.
Science
Science Project
Ripening and Vitamin C
Ripening and Vitamin C
Science Project
Ripening and Vitamin C
Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.
Science
Science Project
Preservatives in Food
Preservatives in Food
Science Project
Preservatives in Food
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.
5th grade
Science
Science Project
Thermotherapy and Strawberries
Thermotherapy and Strawberries
Science Project
Thermotherapy and Strawberries
Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.
Science
Science Project
Scare Crow
Scare Crow
Science Project
Scare Crow
A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?
Science
Science Project
Water Content in Fruits and Vegetables
Water Content in Fruits and Vegetables
Science Project
Water Content in Fruits and Vegetables
Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.
Science
Science Project
What Colors are Birds Attracted to?
What Colors are Birds Attracted to?
Science Project
What Colors are Birds Attracted to?
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.
Science
Science Project
What Materials Block Radio Waves Most Effectively?
What Materials Block Radio Waves Most Effectively?
Science Project
What Materials Block Radio Waves Most Effectively?
In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.
Science
Science Project
How to Test the Efficiency of a Photovoltaic Cell?
How to Test the Efficiency of a Photovoltaic Cell?
Science Project
How to Test the Efficiency of a Photovoltaic Cell?
Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.
Science
Science Project
Testing Soil from an Abandoned Field for Future Secondary Succession
Testing Soil from an Abandoned Field for Future Secondary Succession
Science Project
Testing Soil from an Abandoned Field for Future Secondary Succession
Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.
Science
Science Project
Ability of Curry and Cinnamon to Inhibit Bacterial Growth
Ability of Curry and Cinnamon to Inhibit Bacterial Growth
Science Project
Ability of Curry and Cinnamon to Inhibit Bacterial Growth
Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.
Science
Science Project
Can you Change the Speed of a Reaction by Changing the Particle Size of the Reactants?
Can you Change the Speed of a Reaction by Changing the Particle Size of the Reactants?
Science Project
Can you Change the Speed of a Reaction by Changing the Particle Size of the Reactants?
Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.
Science
Science Project
Comparing Additive and Subtractive Color
Comparing Additive and Subtractive Color
Science Project
Comparing Additive and Subtractive Color
In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.
Science
Science Project
Comparing Ionizing Smoke Detectors with Photoelectric Smoke Detectors
Comparing Ionizing Smoke Detectors with Photoelectric Smoke Detectors
Science Project
Comparing Ionizing Smoke Detectors with Photoelectric Smoke Detectors
In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.
Science
Science Project
Composting Methods
Composting Methods
Science Project
Composting Methods
Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.
Science
Science Project
Fermentation as a Function of Sugar Content in Fruit Juice
Fermentation as a Function of Sugar Content in Fruit Juice
Science Project
Fermentation as a Function of Sugar Content in Fruit Juice
Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.
Science
Science Project
Forcing Plant Bulbs
Forcing Plant Bulbs
Science Project
Forcing Plant Bulbs
Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.
Science
Science Project
 How does Pulse Relate to Blood Pressure?
How does Pulse Relate to Blood Pressure?
Science Project
How does Pulse Relate to Blood Pressure?
Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.
Science
Science Project
How Fast Does a Seismic Wave Travel?
How Fast Does a Seismic Wave Travel?
Science Project
How Fast Does a Seismic Wave Travel?
Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.
Science
Science Project
Measuring Sugar in Fruit Using a Refractometer
Science Project
Measuring Sugar in Fruit Using a Refractometer
Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.
Science
Science Project
Measuring the Diameter of the Sun
Measuring the Diameter of the Sun
Science Project
Measuring the Diameter of the Sun
Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.
Science
Science Project
Onions and Lachrymal Glands
Onions and Lachrymal Glands
Science Project
Onions and Lachrymal Glands
Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.
Science
Science Project
Cuteness Factor: How do we perceive cute?
Cuteness Factor: How do we perceive cute?
Science Project
Cuteness Factor: How do we perceive cute?
This science fair project idea compares the cuteness reaction between genders.
Social studies
Science Project
How to Cut an Onion Without Crying
How to Cut an Onion Without Crying
Science Project
How to Cut an Onion Without Crying
This science fair project researches the most effective method to cut an onion and stay tear-free.
Science
Science Project
Designer Waters: Are bottled waters worth it?
Designer Waters: Are bottled waters worth it?
Science Project
Designer Waters: Are bottled waters worth it?
This science fair project idea examines the differences between bottle water, filtered water, and tap water.
Science
Science Project

Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.