The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This science fair experiment examines the relationship between gender, age, and smiling.

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

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

Science fair project that tests whether cats have a preference for organic food.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Construct and experiment with a periscope using reflected light rays to gather an image.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea researches the effects of acid rain on plant growth.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Science fair project that illustrates the properties of black holes in space.