This science fair project investigates why the number of visible stars changes from place to place.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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.

This project compares the strength of one, two, and three-ply toilet paper.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

The project determines which laundry detergent is best for cleaning clothes.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This science fair project idea examines whether boys and girls differ in reflexes.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This project investigates the affect of storage temperature on microwave popcorn.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

In this project, waves of vibrations are experimented with using water in glasses.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

This science fair project idea determines the most effective method of preserving food.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.