It also helps children develop their thinking skills and use of language. The biggest difference between Piaget and Vygotsky lies in their assessment of the progression of a child's development. Piaget believes that development is individual; Vygotsky believes that development is highly dependent on social aspects. Piaget insisted that learning occurs after development, while Vygotsky believed that learning occurs before development can occur. Piaget's theory has four phases; Vygotsky assumed that there were no fixed phases, but only three components. Both Piaget and Vygotsky believe that development can be the result of cognitive conflict. I agree that children are active learners; children learn quickly and development declines with age. In both theories, teachers act as facilitators and guides. Using Vygotsky's theory, educators are able to realize what a child is capable of doing with assistance and can help them develop skills on their own. They are engaged in the discovery process, but are receiving guidance from a more knowledgeable source. With Piaget's theory, he wanted children to learn and discover for themselves