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

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

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.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

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.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.

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!

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Explore the wattage of microwaves in relevance to cooking time.

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

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

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.

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

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

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

This science fair project explores how salt and sugar affect the melting rate of ice in water.