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Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

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 how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

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

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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!

Help your child learn about animal classification with this fun and delicious activity.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

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

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science fair project idea determines the probability of a coin landing heads or tails.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.