[ Teens/Mature Teens ] From NASA, a history of water on earth and a look at some of the space missions involving water.

[ Kids/Teens ] Water cycle diagram available in 30+ languages. From U.S. Geological Survey. Also includes a trip through the water cycle.

[ Kids/Teens ] Includes cloud formation and vocabulary related to the things that happen to water during the cycle.

[ Kids/Teens ] Put together by three schools in Seattle, WA. Includes a look at the water cycle, weather phenomena involving water, and games.