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.

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.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science fair project idea determines which flower lasts the longest.