2nd - 8th Grade Science Projects Resources : Page 3

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.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project idea explores whether talking to a plant will help it grow.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Take a dive into the candy jar with this yummy science experiment.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This project examines whether people's taste perception is influenced by what they see.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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!

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Check out this cool science fair project on identifying rocks and minerals for kids.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

In this project, you will observe and record changes in sunspots over two weeks.