In order to get more traffic you must first become an active reader.
1) Visit other blogs, comment, rate and like them. This pleases respective authors and they would want to read your blogs too.
2) Share them on Twitter, Facebook and other social networks.
3) Suggest your blog in relevant Yahoo answers and You tube comment
4) If you don't have patience for any of these and are ready to spend money, use Google ad words and promote it.