O campo de task-based language teaching desenvolveu-se consideravelmente desde a publicação de Tarefas, projetos para a sala de aula comunicativa (Nunan, 1989) o livro ajudou a definir a agenda de pesquisa em metodologia de ensino para as próximas decadas. Ao projetar as tarefas, o material foi atualizado incluindo quatro capítulos completamente novos.
The field of task-based language teaching has developed considerably since the publication of Designing Tasks for the Communicative Classroom (Nunan, 1989) a book which helped to set the research agenda in teaching methodology for the next decade.While Designing Tasks undoubtedly underpins this new title, the material has been thoroughly updated and includes four completely new chapters.