Office 365 for Business
Learn Your Way Around Office 365 - Video Training
support.office.com/en-us/article/Learn-your-way-around-Office-365-9b7306d3-8d61-4794-bb6f-6520f65956d9
Office 365 Learning Center
https://support.office.com/en-us/learn/office365-for-business
Microsoft in Education
http://bit.ly/1EoMifV