www.mathfactcafe.com

This website has many different free worksheets that can be printed.  You can create your own or print out website worksheets.  If you are giving practice quizzes at home this one is great.

www.factmonster.com

www.abcya.com

These three websites below are great for independent practice.  They both have fact games and timed fact problems that students can do on their own. 

Front Row is a website dedicated to Common Core practice!

Xtra Math is a great site to use at home or in school for fact practice! 

First in Math! 

If you need any other suggestions, please do not hesitate to contact me.  Thanks!