Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

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

Here's an arts and crafts guide for your high-school teenager that'll help her create a naturalist drawing and painting.

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

This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

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

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

This science fair project idea discovers the average time it takes for a person to remember something completely.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

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

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 plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project idea tests the efficiency of short term memory.

Explore the relationship between personality traits and birth order effects.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

This project involves the development of a website using free software online to promote the value of science.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

This fascinating science fair project explores eye color genotypes.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

This project will explore whether music influences physical endurance.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.