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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

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

This project explores whether music affects the growth and health of plants.

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.

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

Test whether cutting up meats will make it cook faster than just cooking it whole.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

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.

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

This project explores what happens to a rubber band when it is heated and cooled.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Explore the wattage of microwaves in relevance to cooking time.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

Science fair project that cultivates slime mold and monitors the stages of its development.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Examine the connection between temperature and chemiluminescence.