This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This science fair project idea discovers the effect of (high) heat on animal cells.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

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

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

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

This experiment investigates if stress alters body temperature.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Determine whether the application of Febreeze will lower the bacterial count.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.