Self-instruction can be defined as the ability of one to cognitively plan, organize, direct, reinforce, and evaluate ones own independent learning without a teacher's prompting. There are three powerful influences behind self-instruction: First the learning and modelling of materials, the ability of verbalization, and finally, self-regulation (metacognition). The use of imagery, which is fundamental in the development of ones cognitive processing, is among the many connections that can be made through Distance Education.
In Self-instruction as in Distance Education numerous threads are required so that the learner can achieve his or her ultimate mastery of the subject. Within the websites I have noted for this presentation one can see that the learner is not locked directly into one thread for method of learning. With self-instruction the learner also was able to change the direction of learning as necessary so that the mastery of the materials was achieved.