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What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

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

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

The project researches how lubricants affect the mechanical advantage of a pulley.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Checkerboard play challenges students to use spatial reasoning and computational thinking.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Word color association is just a fancy way to talk about the way we connect colors with words.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.