I really can't.
I tried Yahoo! games but for some reason it is not working. This is most annoying. I have used up all the crossword puzzle books that I had at home and frankly for I am done with crosswords for a while. ( Although they are my favorite nerdy pastime at most times)
Everytime I do find something, it always has some string attached to it, either you have to pay for it, or it's only on a trial basis or some other damn problem.
I want to find something for free!