The Moon Phases java applet provides an animated view of the moon, either from Earth, or from above the ecliptic. The animation changes phases and can be seen from a top view, earth view or both. The page also provides vocabulary terms for each of the phases and other interesting information. Full description.

This tutorial explains: how the orbit of the moon creates the different moon phases seen from Earth; the five basic moon phases (new, crescent, quarter, gibbous, and full moons); the sequence these phases follow as the moon orbits Earth such as the waxing and waning sequences; blue moons; and solar and lunar eclipses. Full description.

This resource provides dates of primary phases of the Moon, the fraction of the Moon's visible disk illuminated by the Sun, its apparent disk (current apprearance), and complete Sun and Moon data for one day. The latter includes times of sunrise, sunset, moonrise, moonset, transits of the Sun and Moon, and the beginning and end of civil twilight, along with information on the Moon's phase. There is ... Full description.