Person or computer guiding and directing the child’s activity is known as the MORE KNOWLEDGEABLE (MKO). This theory is self-explanatory. The MKO is anyone who has a better understanding or a higher ability level than the learner. Peers, siblings, a computer or a younger person can be a MKO to children.
In order to make sure that this works for both parties involved the MKO must have more knowledge about the topic or task being taught than the learner does. Teachers or more capable peers can boost the student's capability through the zone of proximal development (ZPD). Engaging children in different activities at different times is essential. In the classroom situation the more advanced child can act as tutor and since he/she is of similar age they should have a good understanding of the tutees situation and should also be working in the same ZPD. The MKO has to be in control of the whole situation while teaching and be aware of the progress and achievement of the individual they are teaching. Tudge (1993) found that the best peer tutors are those who are significantly ahead of