This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Discover how and which salt melts ice the quickest.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This activity is a fun challenge for students who have just started learning to program educational robots.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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