The document provides a long list of ideas for concluding or "plenary" activities that can be used at the end of a lesson. Some of the suggested plenary activities include having students answer questions to review the lesson content, participate in games like Pictionary or Hangman using vocabulary from the lesson, write summaries of the lesson, or create comics, poems or stories to illustrate their learning. The document also includes links to additional online resources with more ideas for lesson plenaries and closing activities.