Instructional media refers to all devices and materials used in teaching and learning, including projected media like slides or videos, non-projected media like charts or models, audio recordings, motion pictures, and hypermedia. Using instructional media facilitates interaction between teachers and students to make learning more effective and efficient by standardizing delivery of materials, making the learning process clearer and more interesting, enabling interaction, improving efficiency of time and work, fostering positive attitudes, and allowing learning to take place anywhere.