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!

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

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.

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.

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.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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.

This science fair project idea investigates how color affects temperature.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.