On the Game-Based Activities list of options it would be beneficial to have a key that would show which activities require 2 or more users, student devices, will only work when a teacher starts the activity, has actual percentages or assessments to show student work or progress that a teacher could use as a grade. If a teacher is not familiar with each of these, they may not know that each acivity does not have the same features as another. It would be helpful to provide this information from the start.