The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

Heart math is a great way to celebrate Valentine's Day and familiarize your advanced preschooler with the concept of adding numbers.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Your first grader will love this addition challenge! Roll dice and keep a running total as you try to achieve the highest score.

Invite your first grader to play this subtraction sacks game to get her actively involved in understanding and memorizing subtraction facts.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Master addition, subtraction, multiplication, and division through practice in this fun math game designed for fourth grade!

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

Slip some science into storm watching with a homemade rain gauge!

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

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.

Challenge your high school student to find the flaw in this short mathematical proof that one is equal to two.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

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

In this fun experiment, we'll find out how color affects heat absorption!

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

Explore the belief in astrology as a predictive system.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

To practice place value, here's a fun hands-on activity to get your child flipping through place value with ease!

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.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

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!

Help your child learn one of the most beautiful mathematical expressions in nature as she uses the Fibonacci sequence to create a "spiral of beauty."

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

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.