This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this project children practice the scientific method while playing with puffy paint.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Cleaning can be a chore, but not with this sudsy experiment!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

How powerful is the reaction between baking soda and vinegar? Find out here!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this experiment you will replicate the mummification process by making a hot dog mummy.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

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

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.