Reasonable teaching resources can play a positive role in students' cognition and activities. Blind selection of resources often produces half the effort, and it is difficult to achieve the expected results. The detailed handling of various teaching resources depends on the actual life of the students. Only according to the age characteristics of students, starting from their own lives, and selecting resources in a targeted manner, can the students' enthusiasm for participating in activities be greatly stimulated, and the expected educational goals can be achieved.