a group of people, typically students a teacher or instructor leading the lesson an activity or demonstration a whiteboard, chalkboard, or other display surface educational materials such as textbooks and worksheets desks, chairs, or other seating arrangements a visible agenda or lesson plan
lesson which is a group of people, typically students lesson which is a teacher or instructor leading the lesson lesson which is an activity or demonstration lesson which is a whiteboard, chalkboard, or other display surface lesson which has educational materials such as textbooks and worksheets lesson which has desks, chairs, or other seating arrangements lesson which is a visible agenda or lesson plan