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

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

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.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

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.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Learn about emulsification and bile's roles in digestion, and investigate how the digestive enzyme lipase breaks down lipids.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

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.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

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.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Check out this fun science project to explore the relationship between solubility, drug absorption, and time required for a drug effect to become apparent.

This science fair project idea measures physical dexterity as a function of temperature.

This science fair project idea identifies clouds as a means of predicting the weather.

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.

This science fair project idea investigates food preference of birds.

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

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?

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.