How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

This science fair project idea explores the egg's thin membrane.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Test out various brands of permanent markers to see which one is least water soluble.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

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

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Find out whether matching resonant frequencies can cause objects to shatter.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This project examines whether humans can intuitively grasp numeric values greater than three.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?