Science fair project that determines whether spreading a moss soup over an area increases moss growth.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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

Examine the connection between temperature and chemiluminescence.

Science fair project that determines whether moths are attracted to one color of light more than others.

The purpose of this science fair project is to build a basic radio.

Learn how different types of soil affect how animal tracks form in this experiment!

This science project teaches students to classify different shapes of leaves.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

This science fair project investigates how temperature of a room affects the burn rate of a candle.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Scavenger Hunt! Check out this fun science fair project idea to explore the difference between opaque, translucent, and transparent objects around your house.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.