Use this great no-bake recipe to save energy and keep cool.

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.

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

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!

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

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

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.

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

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

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

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.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.