Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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

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

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.

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

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

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.

Research active ingredients in anti-aging creams. Test skin creams on volunteers, document the effectiveness of the creams with before an after photographs.

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

A mixture of botany, exploration, Abstract Art and Pop Art color theoryâthis activity never gets dull! Start by exploring outdoors and finish with indoor art.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Science fair project that tests whether cats have a preference for organic food.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

This science fair project idea explores whether color affects a person's emotional state.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.