TY - THES AU - Cuéllar Sánchez, Diana Mireya PY - 2016 UR - http://hdl.handle.net/10818/27993 AB - This research was carried out with 49 undergraduate students enrolled in a Colombian, virtual, public university. It aimed to analyze the grammatical accuracy improvement of students when writing short descriptive texts after they received feedback... LA - eng PB - Universidad de La Sabana KW - Innovaciones tecnologicas KW - Innovaciones educativas KW - Ingles -- Ensenanza KW - Gramatica comparada y general TI - Grammatical accuracy improvement in virtual learning environments using screencast feedback ER -