Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

This science fair project idea explores which kinds of earplugs are the most effective.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Evaluate if people are more influenced by video or audio advertising.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.