A good video to undersand better the Zone of Proximal Development

Here we learn that the ZPD zone is defines as a distance between learners ability to solve a problem independetly and the learners potential level comphension when giving guidance or in collaboration with more knowledge with others. Learning occurs in this zone. An example can be a child who wants to learn how to make coockies, he have to interact with someone to learn the basics to do a cookies, though a series of social interactions the children has learnt to internalized concepts related to the topic.