Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Science fair project that determines how we can change potential energy into kinetic energy.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

This science project allows students to study the psychology of happiness.

This science fair project idea investigates the relationship between memory and age.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

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

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

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