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This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

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

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

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

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

This science fair project idea compares biodiversity between drops of water.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This project determines what category of person is most likely to be ticklish.

This science fair project idea raises awareness of a real ecological issue.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.