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In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

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.

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

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

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

This science fair project demonstrates the "power of conformity".

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

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.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

This science fair project idea demonstrates how our fingers prune when in water.

A mixture of botany, exploration, Abstract Art and Pop Art color theoryâthis activity never gets dull! Start by exploring outdoors and finish with indoor art.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

This science fair project idea determines what household items are good conductors of electricity.