I like Non-verbal communication

our tutorial class for this week is about non-verbal communication video....mr.murali want each group member to prepared the video which is about non-verbal communicate...actually each group done their own video quick nice...i like every title which is done by other group include my own group one!!the video is make me more understand about what is non-verbal communication...non-verbal communication is like just communicate with the people without talk out the word...just like a dumb person they communicate with their friend or partner by hand..then they can understand what they are going to say...so non-verbal communication also can be consider is that kind...i'm right???