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Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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.

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.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

What happens when colored beams of light mix? You might be surprised.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

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

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

This science fair project idea identifies trees using a dichotomous key.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.