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This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

Calling all power-shoppers! This game is a fun way for kids to learn life skills, and flex their math muscles at the same time.

This is a great game to help your child learn number concepts in multiplication and division.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

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

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

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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