The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This science fair project idea examines the reason boats are shaped and engineered.

Find out which kind of bubble wrap fares best when put in impact.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Discover whether a metal will expand under hot water.

This science fair project teaches students the differences between fruits and vegetables.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.