Here are some useful links for you to try:

www.israelmilitary.com

a principle tips guide to learning a new language - 
www.omniglot.com/language/index.htm

On how to master a foreign language - 
http://www.buildyourmemory.com/foreignlanguage.php

On hebrew origins and sources - 
http://en.wikipedia.org/wiki/Hebrew_language

A bit about hebrew punctuation and letters -
http://www.jewfaq.org/alephbet.htm