Sure, you can get tapes or CD's at a bookstore. You also might want to check out what's available for free online.
learn Hebrew - Google Search
I'm sure that there are children's books in Hebrew that could also help to give you a start.
Maybe there are some people near you who speak Hebrew who might be willing to help you?
There is also the following as a possibility:
Hebrew chat - Google Search
Also, how about finding a Jewish pen-pal who speaks Hebrew?