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

Explore the wattage of microwaves in relevance to cooking time.

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

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

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

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.

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.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

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?

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

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.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.