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This science fair project idea investigates the difference in reaction times between boys and girls.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

This project compares the strength of one, two, and three-ply toilet paper.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!