Demonstrative communication consists of nonverbal communication and unwritten communication. Nonverbal communication is the process of communicating through sending and receiving messages which are not verbal. It involves things such as body language, facial expression, posture, and eye contact. Some people also communicate things through objects such as clothes, hairstyles, or even architecture. Others communicate through dance, writing, and so forth. Demonstrative communication involves listening and responding and can be effective and ineffective, positive and negative, for both the sender and receiver.
Facial expressions are most definitely a great example of nonverbal communication. Even babies and infants who have yet learned how to talk communicate through facial expressions. Most parents know that if they feed their infant a spoonful of baby food and they frown, their expressing their dislike for that food. Parents also know that when they make silly faces in front of their infant and the infant smiles, it means that they like it. Facial expressions are used by people of all ages as a way to communicate with one another. Some common facial expressions are; happy, sad, angry, excited, curious, eager, confused, and so forth. Whether one is communicating on a business level or personal level the use of facial expressions to communicate is common.
It has been suggested that teacher’s use facial expressions to communicate with their students and teach them. “Teachers can make effective use of facial expressions during the teaching-learning process not only to make the concept clearer to the students, but also to create interest in teaching. Proper use of this technique would definitely make the students pay heed