http://blogs.office.com/b/office_blog/archive/2013/03/19/free-office-15-...
http://office.microsoft.com/en-us/support/training-FX101782702.aspx
http://www.gcflearnfree.org/office
http://m.youtube.com/#/playlist?list=PLB4EA9BEB8A758B9C&desktop_uri=%2Fp...
http://office.microsoft.com/en-us/support/getting-started-with-office-20...
http://office.microsoft.com/en-us/support/download-office-2010-training-...
Download page:https://portal.office.com/OLS/MySoftware.aspx (Scroll down the page to the "Install" button.)