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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Use the holiday gift giving season as an excuse to give your fourth grader a valuable lesson in making and keeping a budget!

Try a new approach to working with variables and equations by playing this tic-tac-toe game with your math student.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

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

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

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

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

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?

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.