Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

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

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Give your budding young observers a chance to discover simple machines at use in their own home.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

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

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

This science fair project investigates why the number of visible stars changes from place to place.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Make a spring collage with your child to get them outside and those creative juices flowing!

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.