This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

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.

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.

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 project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Check out this cool science fair project on identifying rocks and minerals for kids.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.