The best way to get up on competitive SCRABBLE playing is to just come play! But the following links will help orient newer players to the basic rules and provide some helpful study aids.

Basic Rules of Competitive Play
Word Game Players Organization
Ottawa SCRABBLE Club Study Room
Aerolith study app
Internet Scabble Club

SCRABBLE® is a registered trademark of HASBRO, Inc., manufacturer of the SCRABBLE® Brand Crossword Game. The SCRABBLE® trademark is owned by J.W. Spear and Sons, PLC, a subsidiary of Mattel, Inc. outside of the U.S. and Canada.