Zorin OS 9.0 Educational
Release quote : "We are pleased to release Zorin OS 9 Educational. Zorin OS 9 Educational brings the latest and greatest software into the hands of students and teachers. Updated software and bug fixes ensure that your computer runs better than ever while improved hardware support and entirely new software ensures that you're getting the best experience you can, no matter which computer you use it on. All Zorin OS 9 editions are long-term support (LTS) releases which means that you'll continue to get software updates and security fixes until 2019, making it the ideal choice for large-scale deployments."