lcd interactive whiteboard. Research Report "interactive whiteboard how to apply in primary schools , as well as how it affects teachers and teaching teachers" , the report on the basis of a detailed survey of the literature on , the use of qualitative research methods , for teachers were followed. This small study has pre-observation interviews , post-observation interviews, and classroom observations . These are good for us to understand.. The IQAio GR519 is an upgraded lightweight version based on the original IQAio GR511. The original dual-cavity structure was changed to a bottom-edge structure, so that the minimalist design accommodates modern classrooms and conference rooms. With one IQProjector V2 and one IQView E3821, you can achieve flexible and intelligent classroom.