The added value of eTwinning projects is that it creates classrooms without a wall.Communication can take place in different ways. It can be verbal or non-verbal. Sharing images, videos and written texts are certain ways of communicating.

Communication between project partners may result in collaboration. Collaboration activities are activities which lead to a tangible result. They can be digital products like movies, ebooks, mind maps, slideshows, quizzes, etc. They could also be the results of a forum discussion or an online meeting.