本研究主要是分析新住民子女鄉土語言學習困難，發展新住民子女鄉土語言教學的合作行動研究，最後根據研究結果，提出新住民子女學習鄉土語言教學理論與實務的建議。研究方法採取文獻分析、半結構式訪談法、大學與小學合作行動研究，合作行動研究是透過計畫、行動、觀察、反省等行動螺旋來進行行動研究，小學教師是執行教學的單位，大學教授則提供課程安排與教學上的協助。本研究對象是針對彰化縣某一國小二年級班級的1位新住民學生及其33位同班同學，共34人，採用自編的二年級鄉土語言教學課程，研究時程自2008年9月至2009年6月共八個月，21節課。

The study mainly analyzed the related research of the native language (Taiwanese) learning of the immigrants’ children, explored the language (Taiwanese) learning difficulties of the immigrants’ children, developed the collaborative action research of a primary school and a university on language teaching, and finally, the authors provided the conclusion and suggestion on theory and practice of the native language (Taiwanese) learning and teaching. In addition, the research methods took the literature analysis, semi-structured interviews, collaborative action research of a primary school and a university that operated through the spiral action for action research: plan, action, observation and reflection. Moreover, the primary school teachers implemented teaching units and a university professor provided the curriculum and teaching assistance as the collaborative action research pattern. The research object was a second-grade class in Chang-hua County that had 33 native students and limmigrants’ children. The writers self-edited the curriculum for the second-grade class and the research time was a total of eight months 21 classes since September2008 to June 2009. The study reliability and validity held by the pattern of 2 research friends that jointed research, and the research conducted by a university professor to explore the literature from the theory, and carried out the triangle verification by 3 educational Scholars of the immigrants’ children, 2 experts of the native language teaching and some students’ parents and teachers of the study class to analyze the native languages learning and related programs development. In addition to this, equality and mutual benefit, and re-confirmation to hold the research ethics in order to respect the wishes of the individual Above all, the study analyzed the educational background and current status ,the importance and the problems, teaching and related academic perspective on the native language (Taiwanese) learning and teaching of the immigrants’ children, ill sated the research design and implementation, and provided the conclusions and recommendations of the native language (Taiwanese) learning and teaching.