Here are links to resources for educational technology and learning theories. The first two are frameworks or guidelines to use when integrating technology in the classroom. The third is an easier to read summarized list of over 80 learning theories, models, and frameworks:
http://www.p21.org/
http://www.iste.org/standards/standards/iste-standards
https://www.learning-theories.com/

This article was extremely helpful for me. I have often had a hard time figuring out how social media could be incorporated into the early elementary classrooms. This article gave very solid advice and evidence of its benefits.