This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

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

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.

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

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

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

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

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

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

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.