Extreme Science
Extreme Science: The Moon
Read about the birth of Earth's moon, its composition, orbit, visible phases, and other interesting facts. Link to a virtual moon phase interactive which shows the current lunar phase and the phase on any date in the past or future.
American Geosciences Institute
American Geosciences Institute: Astronomy
Eight hands-on lessons module in which students explore the characteristics of planet Earth, its moons, the sun, the solar system, planets, and the difference between science fact and science fiction.
Creative Science Centre
Creative Science Centre: Pic Moon Clock
Explains the design of a simple device that shows the progress of the phases of the Moon on its 29 1/2 day orbit around the Earth.