finger touch digital whiteboard. Intelligent point of view analysis The teaching methods used by teachers in the classroom depict the learning situation of different powerful intelligent students through observation, interviews, checking students' assessment scores, writing, etc. Finally, the teaching methods of the teachers are compared with the learning situation of individual students' strong intelligence . The results of the study are summarized. The results of the study indicate that the teaching methods used by teachers are such as strong intelligence for students , and students' learning performance is better. In addition , the effective use of teaching methods by teachers is also an important factor affecting students' learning.. 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.