From the back of the box: The strategic word game which allows you to do what that world-renowned word game wouldn't... 25% more tiles, 64 red and 64 black, with storage bag 25% more board spaces Two-sided tiles with upper and lower case letters allow for proper nouns, acronyms and nicknames 50 unique category cards allow for bonus points 4 tile holders Durable 12" x 12" rotating playing board with recessed sqares so tiles don't slide Unique scoring system which offers a greater variety of options and more creative ways to score Ages 12 and up