"Chalk and Talk"
This phrase is often used to describe traditional teaching. The picture it conjures up is of the trainer in front of the group of learners, giving a talk on some topic. Nowadays, the "chalk" element is more likely to be a whiteboard, flipchart or a PowerPoint computerised presentation. This method is suitable where the trainer wishes to impart theoretical knowledge to the whole group of learners.
We absorb more information from what we see than from what we hear. So it makes sense always to include visuals, either on the board, chart or screen or through handouts or posters. The learners' attention span will be limited when they are required only to listen to someone talking. Good practice is to introduce a variation by asking questions of the learners, encouraging the learners to ask questions of you or by interspersing your talk with group discussions.
Let's look now at Demonstration ...
