When we look up at the night sky, why do we see the Moon's appearance changing over time from a full sphere to a crescent to nothing at all? Find the answers in this interactive resource adapted from the National Air and Space Museum.

This site from Cornell University provides great information on the different phases of the moon. As the Moon moves in its orbit around the Sun, our view of the side illuminated by the Sun changes. Furthermore, the rising and setting...

An interactive activity where students observe the different phases of the moon. Activity is part of a lesson plan that includes background information, instructions, and quiz.

This lesson will introduce the phases of the moon and why the moon appears to change shape in the night sky throughout the month.

In this lesson, 4th graders use their bodies to model the day/night cycles of the Sun and Earth. Next, they discuss the moon's role in the solar system and explore the eight phases of the moon by acting out a story. Finally, a song...

This site explains the phases of the moon and an easy way to remember waxing and waning. Students have to explain a given phase to their classmates with a model.

This resource provides information about the lunar phases.

This page provides basic information about the causes of the phases of the Moon. A good diagram shows the lit portion of the Moon as seen from Earth through one complete Lunar cycle.

This lesson will familiarize students with the phases of the moon. It can be taught in a unit dealing with the solar system. It involves all learning types-kinesthetic, auditory, tactile, and visual.

In this TI InterActive! activity, students study the phases of the moon, plot the fraction of the moon showing each day in a month, and fit the data with an appropriate trigonometric function.

Bill Nye explains the phases of the moon with an experiment using a baseball, a lamp on a table, a dark room, and a stool or chair that swivels. As the person moves around, the changes in reflected light show the phases of the moon. The...

Sometimes a full moon can be so bright, you can walk around in the dark without a flashlight. How much brighter is a full moon than the other phases of the moon? How is the brightness of the moon measured?

When you are in the city, only a few of the brightest stars are visible. But when you are in the country, you can see many more stars than you can count. Sometimes you can even see the bright belt of our galaxy, the Milky Way. In this...

[Free Registration/Login may be required to access all resource tools.] Describes the phases of the moon and what causes them.

[Free Registration/Login Required] Learn how the steady motion of the Moon around the Earth, and the phases created by the relative position of the Earth, Sun, and Moon, allow us to tell time by simply looking at the shape and...

[Free Registration/Login may be required to access all resource tools.] Discusses solar and lunar eclipses, the phases of the Moon, and why the phases occur.

A slideshow and a short multiple-choice quiz on the moon. It discusses the moon's phases, its rotation, and characteristics of the moon.

In this thorough lesson plan site, the various phases of the moon are examined. Objectives are listed, procedures are clearly outlined, and there are links to worthwhile supplementary sites.

In this online textbook, students explore the phases of the moon, the moon's orbit, the origin of the moon, and the tides. Includes numerous inquiry-based activities.

Kids learn about the science of the phases of the moon. Full, Gibbous, Quarter, and Crescent.

[Free Registration/Login may be required to access all resource tools.] Discusses patterns seen in the Moon's motion.

Online calculator that posts up-to-the-minute phase of moon. Instructions are provided through a link on how to add this feature to your own web page.

Examine the changes that occur with the moon's movement in relationship to the Earth and Sun with this astronomy simulation.

Create a model of the moon to illustrate the various phases of the moon.