Blackboard and Brightspace share some things in common, especially when it comes to important functionality. Brightspace course sites have an Announcements area, assignments, course content and grades. Instructors can create quizzes and assignments and determine release conditions for their course content. But there are many important differences, as well. This is why the very first phase of training focuses on finding and recognizing your course content.
View this comparison chart to get a better sense of how the two systems compare to each other.