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

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Science fair project that compares the properties of different fabrics to determine whether natural or synthetic fabrics are better at wicking away moisture.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.