Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Discover how and which salt melts ice the quickest.

This science fair project idea determines if the color of light affects the growth of plants.

Use pepper and soap to discover some fun facts about the properties of water.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

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

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

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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

In this science fair project, young children notice and track changes in trees throughout the year.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

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.

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!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

This project compares the strength of one, two, and three-ply toilet paper.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.