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This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project idea investigates if fats add to the flavor of food.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Cleaning can be a chore, but not with this sudsy experiment!

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project teaches students about wilting and browning of salad greens.

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.

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

Have your child kick off their summer vacation by making a miniature water slide!

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project that uses distillation to convert salt water into fresh water.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

In this science fair project, students examine how temperature affects sugar transport within a plant.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.