In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This science fair project idea determines what household items are good conductors of electricity.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

This science fair project idea investigates how the shape of an object affects drag.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Making your own glass cleaner is easy, effective and inexpensive!

People have favorite flavors, but what about ants? Which ant food is the most popular?

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

In this project, different brands of microwave popcorn are tested and compared.