Harvard's List of Educational Websites for Teachers

Today as I was going through my feeds I came across this great resource. This is basically a list of great educational websites for teachers and educators featured in the Harvard School of Graduate Education. The list has been curated by Gutman Library Research Services staff and it contains links to freely available sites of interest to educators. I have just bookmarked it for a later reference but I also want you to have a look . Here is a snapshot of a part of it  and you can check out the entire list  Here.