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This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

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.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

In this project children practice the scientific method while playing with puffy paint.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project teaches students the differences between fruits and vegetables.

Test your friends to find out if you can replicate the placebo effect's incredible results.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.