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In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science project allows students to study the psychology of happiness.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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!

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

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

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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!

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

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.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.