Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

This experiment will examine and precisely measure the amount of sugar in various sodas.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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

This easy at-home experiment is a great way to "see" science.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

This experiment evaluates whether motivational music can improve athletic performance.

In this experiment you will evaluate whether praise improves athletic performance.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

This experiment will explore whether adding different substances to a gel affects its strength.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

This experiment evaluates whether frequent texters have better finger dexterity compared to people that rarely use text messaging.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

In this project children practice the scientific method while playing with puffy paint.