Good that you want to develop your skillls in regards to reading charts.
The site i used in my begin period to understand charts and technical indicators is this one:
http://stockcharts.com/school/doku.php?id=chart_schoolStart from up and go down. They give for every topic additional resources included in the bottom of each article. If you still have questions after reading it feel free to ask.
Thank You
Yes I find it interesting and also an important part of the process.
How long ago did you start ?