This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Examine the effect of pressure on carbonation in soda.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

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

Determine which video game elevates the heart rate best and burns the most calories.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea explores whether certain physical and mental traits run in the family.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Examine the impact of insecticides on plant growth.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!