Differentiated Math?

I really want to step up this area this year.  I read the most wonderful post by Anna Brantley on the topic and pinned it a few weeks ago.  Really helped me clarify some of my thoughts.  If you haven't read it or need some ideas, click pic to take you there.

I was wondering if anyone has any other posts/links/books they care to share?  I'd really appreciate it.

One week of summer vacation left for me...