Vocabulary, fluency and the right usage are three important parts of learning any language. Fluency and usage can be picked up through conversation but the development of a rich vocabulary is possible only through reading.
Storytelling is an integral part of our lives. Us as children, we always like to hear stories from our parents and grandparents. These stories are a part of our upbringing and help us develop a strong foundation of knowledge. Now, this same strategy is being used in learning and how we assimilate knowledge.