Many learners struggle with the "Dative" and "Accusative" cases. Explanations are confusing. Examples in a short stories in German PDF are clearer. In this book, you see the cases in action constantly. You see who gives what to whom. The context clarifies the grammar. You stop thinking about the rule and start understanding the meaning. This shift from analytical to intuitive processing is the holy grail of language learning. achieve it through extensive reading.