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Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Science fair project that determines whether moths are attracted to one color of light more than others.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Compare the ignition rates of various types of flame-retardant materials.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This experiment evaluates whether frequent texters have better finger dexterity compared to people that rarely use text messaging.

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project idea investigates how the shape of an object affects drag.

This experiment will explore whether fractals really repeat themselves infinitely.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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!