The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This experiment investigates whether left-handed test subjects have better memories than right-handed participants.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

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.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

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.

Science fair project that creates fog using bottles of hot and cold water.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

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.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

In this science fair project, students make their own rain gauge to measure rainfall.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This science fair project idea measures physical dexterity as a function of temperature.