What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair project idea explores edible things you didn't know you could eat.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

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 science fair project idea determines whether the diet and taste preferences of humans relate to their personality.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

In this project students experiment with making music using only glasses of water.

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea investigates how images are influenced by changes in light.

The purpose of this science fair project is to build a basic radio.