TechPilot Labs ChromeTools - subscription license (2 years) - 1 license

ChromeTools gives teachers management over all Chromebooks in the classroom through a simple web-based console allowing them to guide, monitor, and communicate with students. Get class started quickly by pushing sites to student devices, keep them on task with web lock and custom blacklists, communicate discreetly with students with hand-raise and chat features, and keep an eye on things with screen and tab views, and students' browsing histories.