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The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

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

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project idea raises awareness of a real ecological issue.

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

Will the shape of an ice cube impact how fast the ice melts?

Use pepper and soap to discover some fun facts about the properties of water.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Construct and experiment with a periscope using reflected light rays to gather an image.