This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Determine how good we are at direct and indirect observation.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea determines which flower lasts the longest.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea demonstrates how our fingers prune when in water.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

The objective of this science project is to determine the length of time for different seeds to germinate.

This project examines whether more expensive golf balls translate into better results on the golf course.

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

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this experiment we will be determining whether birds prefer certain colors of seed.

Find out whether putting something on top of a plant will inhibit its growth.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!