Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

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

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

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

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

This science fair project researches the most effective method to cut an onion and stay tear-free.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

This project involves the development of a website using free software online to promote the value of science.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Free science fair project idea examining how different types of water affect plant germination and growth.

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

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

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

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

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.

Check out this cool and free middle school science fair project idea on how to make a solar oven.