The Animaniacs were a mid-1990’s cartoon that depicted the escapades of the Warner Brothers Yakko and Wakko and Warner sister Dot. A cd of music with educational themes was produced during the shows run. Several Drops of Rain is the song that explains the water cycle. The link below takes you to a mp3 site where you can listen to the song and see the lyrics to the side.
I would have students put together a short series of photo images from around Alaska that demonstrate the concepts as the song plays, creating an Alaska specific music video.
For a basic water cycle animation I did find a few online and the link below takes you to a simple animation.