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Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.