Multimedia teaching: in the teaching process, according to the characteristics of teaching goals and teaching objects, through teaching design, rational selection and use of modern teaching media, and organic combination with traditional teaching methods, jointly participate in the entire teaching process, and use multiple media information for students, form a reasonable teaching process structure to achieve the most optimized teaching effect.
According to the above definition, which of the followings is not classified as multimedia teaching?
In the 1950s, agricultural technicians explained planting techniques to the villagers through slides.