What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

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

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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

This science project allows students to study the psychology of happiness.

This science fair project idea explores how length affects the weight a bridge can hold.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This science fair project idea investigates the hardness property of minerals.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science experiment tests if dog saliva can really help heal wounds.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Do different types of oil mix or stack? Find out in this science fair project idea!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This project explores ways to prevent static electrical shocks.