It is very important to research, observe, describe and collect information about nature, topography and geomorphology in real field to consolidate and perfect the knowledge learned in class. This information is the suplement for geomorphological sectin theory. This article presents a number of orgnizational and guiding methodes to develop students, capacity and acquire more knowledge about to topography, geomorphlogy in field and other areas. Research results on basic characterisitics of the topography of coastal sand dunes, Nhat Le ri ver mouth, Quang Binh province.