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Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this fun experiment, we'll find out how color affects heat absorption!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Science fair project that determines how we can change potential energy into kinetic energy.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Learn about the factors that influence group conformity.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

In this experiment you will replicate the mummification process by making a hot dog mummy.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

In this experiment you will use plastic and magnets to test your local soil composition.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Examine how a battery can be made from everyday materials.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.