1. Learning and development is a social, collaborative activity.
According to the theory of Lev Vygotsky, effective learning happens through participation in social activities. Parents, teachers and other adults are the contributor of this learning process. They give explanation and provide also feedback to the learners.
2. The Zone of Proximal Development can serve as a guide for curricular and lesson planning.
The zone of proximal development show the difference of a learner learn by their own or learn with the help of others. By this the teacher will know what appropriate lesson she/he will going to give to the learners.