Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Science fair project that uses distillation to convert salt water into fresh water.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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.

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.

Examine the connection between temperature and chemiluminescence.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

This science fair project idea determines which flower lasts the longest.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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.

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

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.

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 project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Determine which metal has the highest rate of conductivity.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

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