Grammar?

I discovered a site called "Grammatically Speaking".  It's actually a Staples site. It does say it's also Facebook, but I used my regular computer and not Facebook to access it.

http://m.staples.ca/sbdca/en_CA/cre/programs/grammarquiz/index.html#.UnJzwY9T-WP.facebook

It asks you questions, you choose the correct answer, and it tells you if you have selected the appropriate one.  I know it sounds a little like tests from school, but... have you wondered if you're using the right word at times?

Check it out!