This simple experiment serves as an introduction to the greenhouse effect.

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.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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.

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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.

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!

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.