This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Will the shape of an ice cube impact how fast the ice melts?

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

The objective of this science project is to determine the length of time for different seeds to germinate.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.