They are potent motivators. They lend reality to the classroom teaching and link instruction with real life. Supply concrete basis for conceptual thinking. They develop interest in students. They make learning more permanent. They offer reality of experience that stimulates self activity on the part of student.They help a continuity of thought (motion pictures) They provide right types of images. Which facilitate learning. They contribute new experiences adding to efficiency, depth and variety of learning. Technological media like the television and radio help in spreading education to remote areas They save time and make learning solid and durable.Important points to remember Clearly analyze the main theme in various relationships which are to be depicted in the chart. Visualization and illustration of ideas by rough sketches. Transferring rough sketches to chart. Coloring if necessary. Lettering the charts.Making charts effective Teacher made charts should be preferred. Students should be involved. Should be large enough. Chart should display information only about one specific area Chart should not have too much of written material It should not have too many details. It should give neat appearance. Pointer should be used.
