The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this fun experiment, we'll find out how color affects heat absorption!

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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!

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This science fair project idea explores whether white light can be separated into different colors.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

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