Windows Movie Maker is the older version that came out with Windows XP and Vista, I think, and Windows Live Movie Maker came out with Windows 7 and Windows 8, I think.

This one goes through a lot of thing very fast so you may want to pause it and slide back to see the explanations multiple times

http://www.youtube.com/watch?v=-48U_EJRtIE

It is quick because it does not cover very much. It does explain the differance between Windows Live Movie Maker and the earlier version ie Windows Movie Maker

It also shows: Adding Photos, Transition effects, Adding Text and Saving the Video.

http://www.youtube.com/watch?v=vh82WqBQ_2c

This person basicaly goes through the Ribbon menus left to right and show and explains what each one does

http://www.youtube.com/watch?v=IBmfnm1iTg8

http://www.youtube.com/watch?v=jvsRKz2peOg

Windows Live Movie Maker Tutorial #4: Edit Videos (Trim Cut, Split)

http://www.youtube.com/watch?v=szuKVJZ1y5Y

This one quickly show how to get your videos from your camera

http://vimeo.com/17857159

http://www.youtube.com/watch?v=pGCjOqV974g

Rather than do what is show in this video it may be easier to record the sound with your webcam which will record the video as well, and extract the audio from the video file as shown in the next video below

http://www.youtube.com/watch?v=k8vC4gmckxo

This does not appear to work on the 2011 version of Windows Live Movie Maker

http://www.youtube.com/watch?v=fZwtBsHrHfk

This guy waffles on a bit and sais what can be done but often does not show how to do it

http://www.youtube.com/watch?v=sLTnsWV2tjE

This is the old version of Movie maker, the video was uploaded in 2006

http://www.youtube.com/watch?v=JZXK68NS7gU

This is the older version called Windows Movie Maker

http://www.youtube.com/watch?v=RKR6CTAe6aQ

Again this uses the older version, but the concepts can be applied to the later versions

The presenter tries to be humorous.

http://www.youtube.com/watch?v=L0iia7yj5dU