Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

Discover how and which salt melts ice the quickest.

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

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

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

Here is a fun at-home physical activity that encourages movement while also working on literacy or math skills!

Your child will be cheering for 8s and 9s as she tries to create a larger number than her competitors. Whoever ends up with the largest number wins!

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

This writing activity to get your third grader to combine the fun of poetry with the excitement of celebrating a birthday.

Help your kids map the "global footprint" of your family's grocery cart by investigating how far your food travels before landing on your dinner table.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Okay, identifying place value isn't as fun as eating ice cream, but with a few index cards and a competitive spirit, it can be disguised a game!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

It's always fun to recycle household items into something great. Here's a quick and easy way to turn a used juice box into a police radio for hours of play!

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

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Your child can count out six pumpkins or six crayons, but what is a six all by itself? ThatÃs a much harder concept to grasp.

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

The Math Monster will save your second grader from repetitive math flashcards. Guessing mystery math facts is a fun way for him to polish arithmetic skills!

Encourage your child to help make dinner special this holiday season! If your child is loves to help in the kitchen, this is a great activity. They will build mini-penguins to enjoy while waiting for dinner!

Practice addition with your child in a whole new way when you battle to defend your cards in this competitive game. Math has never been so fun!

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

Gather the neighborhood children together and practice graphing with this backyard tournament!

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.