Hello

I would really appreciate your opinion on these sites. Are they worth the subscription fees, what are their pros and cons, etc. If there are others that are better, equilvent or free please let me know.

1. For word problems, preferably grade levels 1-6
http://www.mathstories.com/

2. For something that is a bit more fun, preferably grade levels 1-6
http://www.ixl.com/

Thanks so much

annaliisa