Want to learn how to tackle those tough AMC/AIME/Olympiad algebra problems? Check out Art of Problem Solving's NEWIntermediate Algebra by Richard Rusczyk and Mathew Crawford. Over 1600 problems!
Add solutions to all problems that lack them(159 to go)
Put all theorems onto the Wiki(Lots to go)
The Art of Problem Solving Bookstore now offers two titles from the creator of Math Olympiads in the Elementary and Middle Schools. Click here and here to check them out.