The first video below will teach you the basics. Included in this brief video is information on tuning, chords, and strumming.
The other videos are lessons that feature easy versions of contemporary songs. The final video is an explanation on how to change your ukulele strings.
Print out this PDF guide for details about tuning and to follow along with these videos.
NOTE: Videos should be viewed in full screen mode. (click on box in lower right hand corner of video after selecting play)