Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

Your child will learn more about coins and their denominations as he's asked to identify similar coins.

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

Stir up some friendly competition with this tabletop bow and arrow craft!

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

Play this daily money game with your 2nd grade child to help his math skills.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This fun calculator exercise will take the mystery away from the machine, and familiarize your child with the functions of a calculator.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Here's a color matching game that is perfect for winter! Your child will race against the clock to assemble the name of a color with its matching parts.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Explore form, space, and texture with your child this Valentine's Day by making a charming papier-mâché heart sculpture!

Are you looking for a new way to help your fourth grader celebrate New Year's Day? Try this Flash Back Book!

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Play Tip It, a silly and rowdy game that kids love!

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

Give your kid a go at making art like master painter Michelangelo did on the ceiling of the Sistine Chapel...by making her own colorful angel!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Discover how and which salt melts ice the quickest.

This spider hat activity challenges your child to learn about spiders and improve fine motor skills. Make a spider hat with your child on Halloween or any time.

Plan a family dinner based on the "Little House" books, and encourage reading in the household!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Here's a quick, kid-friendly intro to some geometry terms, and a fail-safe way to calculate circumference, no matter what!

Add negative and positive numbers in this fun math card game for fourth graders!

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

Get ready for Thanksgiving by enlisting your child in the preparations! In this activity, you'll work together to create some adorable turkey napkin rings.