Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

This science fair project discovers the properties and uses of sand and develops new or improved methods, techniques, or products involving sand.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this science fair project, students evaluate test subjects to determine if certain personality traits are more common in frequent users of social media.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

The objective of this science fair project is to investigate salt water density.

This science fair project idea lets you can create your own Faraday Cage!

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

This science fair project idea demonstrates sonar mapping of the ocean floor.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea explores the different properties of matter.

This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?