Every year at the Passover Seder, the Ten Plagues are mentioned as part of the ritual. Have your kid draw the plagues to help him remember their importance.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

Create a fun hands-on game to practice long division, using magnetic numbers on a fridge.

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.

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

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.

Discover how and which salt melts ice the quickest.

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

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

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

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.

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.

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!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Make physical activity fun with this 4th-5th grade fitness game that's a twist on classic Tic-Tac-Toe.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea explores whether white light can be separated into different colors.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Find out whether packaged seeds actually do expire in this new science fair project idea.

This game reinforces the meaning of the term "multiples" and is fast enough to hold the attention of your fourth-grader.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea investigates if fats add to the flavor of food.

This science project idea examines the effect of microwaving on various objects.