This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Science fair project that builds a magnetometer and demonstrate its uses.

This experiment will explore the possibility of creating an infinite object by hand.

Air resistance is a crucial factor when designing a parachute. In this science fair project, students find what type of material works best as a parachute.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

This science fair project collects information on the Internet about yourself and others.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

This science fair project idea explores substances that cause a bubble to last longer.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

This project examines which style of central-air system filter traps the most particles from the air.

This experiment examines if space objects become round after reaching a certain mass.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.