Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

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

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

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

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

The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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 insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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.

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?

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

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.

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?

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.

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

Can cells be frozen? This science fair project provides information to answer this question.