Teaching Tolerance is a project of the Southern Poverty Law Center.
The website provides links to tons of classroom resources, professional development, and other articles.
Here are some links specifically related to the election:
http://www.tolerance.org/voting-elections
And links specifically geared toward supporting immigrants:
http://www.tolerance.org/features/immigration_support_for_students
Note: you can sort by grade level, so for those of you who were asking for some more elementary education resources, this is a good one to check out!