A classroom exercise is an activity that is done in a classroom setting to help students learn and understand a particular subject. A LESSON is an organized set of instructions given to a student or group of students to help them learn a particular subject. A LESSON can be taught in a variety of ways, including through classroom exercises. Classroom exercises can involve activities such as group discussions, role-playing, and problem-solving. They are often used to reinforce concepts that have been taught in the classroom. Classroom exercises can also be used to assess student understanding of a particular topic.