As we all know, today’s age is the age of science and technology. The teaching and learning programs have also been revamped throughout the years. The processes of teaching and learning depend upon the different types of equipments available in the classroom. We have many such aids available with us as follows-
Actual objects, models, pictures, charts, maps, flash cards, flannel board, bulletin boards, chalkboards, overhead projectors, slides etc.
The aids which involve the sense of hearing are called Audio aids such as radio, tape recorder, audio CD/DVD etc.
Audio – Visual Aids
The aids which involve the sense of vision as well as hearing are called Audio- Visual aids such as television, film projector, film strips etc.