It works for Office 365. I'm not sure what the difference is between Office 365 and Office 365 for education...
You could always try and then request a refund if it doesn't work.
Google allows you to try any app for 15 minutes before you are charged.
After that you can request a refund using this form.
https://support.google.com/googleplay/contact/apps_refunds_payments_issues/
Depending on how your Exchange is setup there's an android app called Teamsite Calendar Sync might be a good fit. If you have exchange web services available it would work. Although, I believe that requires Exchange 2010...