The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this project, you will observe and record changes in sunspots over two weeks.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Find out whether packaged seeds actually do expire in this new science fair project idea.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

This science fair project idea explores which fruit molds the fastest.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Make this easy composting dessert and then enjoy the yummy results!

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.