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This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science fair project idea identifies and understands adaptations in birds.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

Discover whether a metal will expand under hot water.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.