Great news!! Today we announced the availability of Yammer Enterprise in your Office 365 Education tenant. Please see this blog post by Mark Garcia with lots of details – http://blogs.technet.com/b/educloud/archive/2014/07/07/yammer-enterprise-for-office-365-education-now-available.aspx
Learn about the features and benefits of Office 365 Education and how to deploy services at your school with this weekly webcast series. http://www.microsoft.com/education/ww/products/Pages/office365-for-Education.aspx There are three series, all related to Office 365 Education: Getting Started, Technical Overview and Deployment Overview.