The document discusses a workshop on using digital media to boost interaction in the 21st century classroom. It describes how the Common European Framework of Reference for Languages (CEFR) has incorporated online interaction and mediation. The workshop exercise has groups watch video samples of classes using online platforms like Tricider and Classtools Fakebook to analyze how they facilitate interaction and mediation. Participants discuss their experiences using digital platforms in class and potential benefits like increased engagement, efficiency, and opportunities for language practice and feedback.