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1,434 filtered results
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Windmill Model Science Project
Windmill Model Science Project
Science Project
Windmill Model Science Project
In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.
5th grade
Science Project
Bouncing Ball Physics: What is Elasticity?
Bouncing Ball Physics: What is Elasticity?
Science Project
Bouncing Ball Physics: What is Elasticity?
What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.
3rd grade
Science Project
Scale Model of the Solar System
Scale Model of the Solar System
Science Project
Scale Model of the Solar System
In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!
4th grade
Science
Science Project
Ice Melting
Ice Melting
Science Project
Ice Melting
Will the shape of an ice cube impact how fast the ice melts?
5th grade
Science Project
Sink or Swim: Calculating Density of Fruits and Vegetables
Sink or Swim: Calculating Density of Fruits and Vegetables
Science Project
Sink or Swim: Calculating Density of Fruits and Vegetables
Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.
5th grade
Science
Science Project
A Single Movable Pulley and Mechanical Advantage
A Single Movable Pulley and Mechanical Advantage
Science Project
A Single Movable Pulley and Mechanical Advantage
Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.
4th grade
Science Project
Plant Phototropism Experiment
Plant Phototropism Experiment
Science Project
Plant Phototropism Experiment
What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!
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
Floating Paper Clip
Science Project
Floating Paper Clip
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
2nd grade
Science Project
Reaction Time: The Ruler Drop Test
Reaction Time: The Ruler Drop Test
Science Project
Reaction Time: The Ruler Drop Test
In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.
4th grade
Science
Science Project
Plane Mirror Reflection Experiment
Plane Mirror Reflection Experiment
Science Project
Plane Mirror Reflection Experiment
In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!
5th grade
Science
Science Project
Symbiosis: Plants, Nitrogen, and Bacteria
Symbiosis: Plants, Nitrogen, and Bacteria
Science Project
Symbiosis: Plants, Nitrogen, and Bacteria
In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.
6th grade
Science Project
Biodiversity Project
Biodiversity Project
Science Project
Biodiversity Project
This biodiversity project examines the biodiversity in your own backyard.
3rd grade
Science Project
Testing the Solubility of Common Liquid Solvents
Testing the Solubility of Common Liquid Solvents
Science Project
Testing the Solubility of Common Liquid Solvents
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
4th grade
Science
Science Project
Homemade Electroscope
Homemade Electroscope
Science Project
Homemade Electroscope
Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.
Science Project
Viscosity, Surface Tension and Temperature
Viscosity, Surface Tension and Temperature
Science Project
Viscosity, Surface Tension and Temperature
This project examines the affect of temperature on viscosity and surface tension of different liquids.
Science Project
Why Does Honey Crystallize?
Why Does Honey Crystallize?
Science Project
Why Does Honey Crystallize?
Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.
3rd grade
Science Project
Homemade Vacuum Chamber
Homemade Vacuum Chamber
Science Project
Homemade Vacuum Chamber
Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.
5th grade
Science Project
Specific Heat of Water vs. Specific Heat of Sand
Specific Heat of Water vs. Specific Heat of Sand
Science Project
Specific Heat of Water vs. Specific Heat of Sand
What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.
5th grade
Science Project
Capillary Action Experiment
Capillary Action Experiment
Science Project
Capillary Action Experiment
Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.
3rd grade
Science Project
What Is the Most Effective Sunscreen?
What Is the Most Effective Sunscreen?
Science Project
What Is the Most Effective Sunscreen?
Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!
Science Project
Microwave Plant Experiment: Radish Seed Germination
Microwave Plant Experiment: Radish Seed Germination
Science Project
Microwave Plant Experiment: Radish Seed Germination
In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?
5th grade
Science Project
Build a Model of the Cell Membrane
Build a Model of the Cell Membrane
Science Project
Build a Model of the Cell Membrane
Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.
Science Project
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Science Project
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.
4th grade
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
Science Project
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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.