T Nagu Tallinn (T as in Tallinn) is a follow-up to E Nagu Eesti, designed for learners who have grasped the basics and are ready to move toward more intermediate-level Estonian. This course builds upon the foundational knowledge from the earlier lessons, introducing more advanced vocabulary, grammar structures, and idiomatic expressions. Each chapter presents new cultural themes and practical dialogues that deepen learners' conversational abilities. T Nagu Tallinn is ideal for learners who wish to enhance their fluency and gain a broader understanding of the language, helping them to progress smoothly from basic to intermediate Estonian in real-world contexts.