This is a wonderfully designed site to learn Mandarin Chinese. It uses a huge collection of Chinese TV programmes and movie clips with interactive and dual-language subtitles. Click on a Chinese character is see the translation and hear the pronunciation. You can set your ability level and also what sort of media you are interested in.
http://ictmagic.wikispaces.com/Mandarin+%26+Chinese+culture
A high production YouTube video of the Chinese New Year legend of Nian - the monster that returns each year unless it is scared away with fireworks and firecrackers. The CGI cartoon is in Mandarin with English subtitles.
http://ictmagic.wikispaces.com/Mandarin+%26+Chinese+culture
This is a superb site for finding downloadable podcast for kids to learn Mandarin. Not all the resources are free, but there are lots of really useful resource that are, including over a hundred audio files lessons and for learning pinyin.
http://ictmagic.wikispaces.com/Mandarin+%26+Chinese+culture