124 страниц. 2012 год. LAP Lambert Academic Publishing In the last decade, and in the field of educational theory and practice, numerous innovations have come into existence. There has been a great paradigm shift in education, where it has moved from being a traditional teacher-centered process to one that is student-centered. Today, we can see that there are different methods in the field of training and education that we can easily select from; portfolio-based learning is one of educationists’ most popular options. This book focuses on the effects of different techniques of vocabulary portfolio including word map, word wizard, concept wheel, visual thesaurus and word rose on L2 vocabulary comprehension and production.