You can learn about scrabble from online blogs and discussion forums which gives every single details of playing scrabble easily and win to win strategy. I have been an active user on scrabble sites to keep me update. http://blogmybrain.com/scrabble-cheat/
You can use any scrabble word finder which can help you in your game. I have come to across couple of word finder which gives exact matches for game question.
http://blogmybrain.com/scrabble-word-finder/