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

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.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

Here's a fun, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

For a fun activity that takes the dull out of decimals, show you child how to gain a better understanding of decimals...as dollar amounts!

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

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

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

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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Here's an interactive, fast-paced game that will make your fifth grader feel more comfortable with simple equations.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

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?

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.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

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

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

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

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!

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

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

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

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

This simple experiment serves as an introduction to the greenhouse effect.

This activity with add some fun and education to long car trips. Perfect for family vacations!

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.