Google Drive and Documents User Guide

http://www.scribd.com/doc/92629651/Google-Drive-and-Docs-for-Teachers-2012

Fantastic product for educational searches.

Goorulearning.org

Teaching Critical Thinking Skills

http://www.educatorstechnology.com/2012/12/6-great-videos-on-teaching-critical.html?m=1

Best Apps for High School Students

http://www.edutopia.org/mobile-apps-for-high-schools?utm_source=facebook&utm_medium=post&utm_content=article&utm_campaign=mobileHS