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 science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science project challenges high school students to study the linguistic evolution of text messaging.

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

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Trick your eye with this easy-to-make animation flip book! It's a fun way to learn about persistence of vision and is creative enough to entertain anyone.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Explore the wattage of microwaves in relevance to cooking time.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science fair project determines the quality of a given product.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

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!

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

This activity is a fun challenge for students who have just started learning to program educational robots.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Is your child struggling with the principles of magnetism? Here's a fun activity to demonstrate polarity and understand the basic principles of magnetism.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

This project explores differences in people's reactions to images in color and images in black and white.