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Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science fair project idea explores how far the average human can see.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Science fair project that explains and demonstrates the parallax principle.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

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.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Will the shape of an ice cube impact how fast the ice melts?

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

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.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Examine whether males or females are more likely to have a higher center of gravity.

How powerful is the reaction between baking soda and vinegar? Find out here!