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Science Fair Project Ideas

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1,565 filtered results
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Germination: "The Birth of a Plant"
Science Project
Germination: "The Birth of a Plant"
Science Project
Do Plants Start Off Better with Distilled Water, Miracle Gro or a Complete Nutrient?
Do Plants Start Off Better with Distilled Water, Miracle Gro or a Complete Nutrient?
Science Project
Do Plants Start Off Better with Distilled Water, Miracle Gro or a Complete Nutrient?
Science Project
Do Gender and Age Affect Smiling?
Do Gender and Age Affect Smiling?
Science Project
Do Gender and Age Affect Smiling?
This science fair experiment examines the relationship between gender, age, and smiling.
Social studies
Science Project
Diffusion, Membranes, and Cryogenics: Can We Freeze Cells?
Diffusion, Membranes, and Cryogenics: Can We Freeze Cells?
Science Project
Diffusion, Membranes, and Cryogenics: Can We Freeze Cells?
Can cells be frozen? This science fair project provides information to answer this question.
Science Project
Tides in the Chesapeake Bay
Tides in the Chesapeake Bay
Science Project
Tides in the Chesapeake Bay
Science Project
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
Science Project
Windy Weather II: The Correlation Between Barometric Pressure and Wind Velocity
This science project researches the correlation between barometric pressure and wind velocity.
Science Project
Comparing Different Methods of Assessing Turbidity
Comparing Different Methods of Assessing Turbidity
Science Project
Comparing Different Methods of Assessing Turbidity
The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.
Science Project
Counting Air Particulate Matter
Counting Air Particulate Matter
Science Project
Counting Air Particulate Matter
Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.
Science Project
Queenstown Creek: Land Use Vs. Water Quality
Science Project
Queenstown Creek: Land Use Vs. Water Quality
This project researches whether the type of land use affects the water quality of Queenstown Creek.
Science Project
What Affects the Appearance of Afterimages?
What Affects the Appearance of Afterimages?
Science Project
What Affects the Appearance of Afterimages?
This project is about after-images and what possibly affects them.
Social studies
Science Project
Light Intensity and Distance
Light Intensity and Distance
Science Project
Light Intensity and Distance
In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!
3rd grade
Science Project
Effect of Food On Mosquito Growth
Effect of Food On Mosquito Growth
Science Project
Effect of Food On Mosquito Growth
This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower
Science Project
Horseshoe Crab Density
Horseshoe Crab Density
Science Project
Horseshoe Crab Density
This project studies how density maximizes the growth of juvenile limulus polyphemus (Horseshoe Crabs)
Science Project
Electromagnetic Induction Experiment
Electromagnetic Induction Experiment
Science Project
Electromagnetic Induction Experiment
Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.
Science
Science Project
How to Make Lightning
How to Make Lightning
Science Project
How to Make Lightning
Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.
5th grade
Science Project
Greenhouse Effect
Science Project
Greenhouse Effect
Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.
Science Project
How to Make A Thermometer
How to Make A Thermometer
Science Project
How to Make A Thermometer
Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
2nd grade
Science Project
Which Battery Lasts the Longest?
Which Battery Lasts the Longest?
Science Project
Which Battery Lasts the Longest?
Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.
Science Project
How to Make a Lemon Battery
How to Make a Lemon Battery
Science Project
How to Make a Lemon Battery
For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.
2nd grade
Science Project
Open and Short Circuits
Open and Short Circuits
Science Project
Open and Short Circuits
Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.
Science Project
Make a Rheostat
Make a Rheostat
Science Project
Make a Rheostat
This article provides steps for making a rheostat, a small device that controls the voltage by a dial or knob. Great for science fairs!
Science Project
Hydro-Power
Hydro-Power
Science Project
Hydro-Power
Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.
Science
Science Project
Electrolysis of Water Experiment
Electrolysis of Water Experiment
Science Project
Electrolysis of Water Experiment
In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.
Science Project
How to Make a Steam Powered Rocket Boat
How to Make a Steam Powered Rocket Boat
Science Project
How to Make a Steam Powered Rocket Boat
Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.
4th grade
Science Project
Renewable Energy Project for Kids: Power from Water
Renewable Energy Project for Kids: Power from Water
Science Project
Renewable Energy Project for Kids: Power from Water
Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.
5th grade
Science
Science Project
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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.