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What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

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.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

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

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Find out which type of sponge holds the most water.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This science fair project idea examines the reason boats are shaped and engineered.

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

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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.

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

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!