Testing effectiveness of social mobility and communication orientation model using problem-based learning for the visual impairment students

Abstract
This study aims to test the effectiveness of the social mobility and communication orientation model based on internet mobile application technology (IT-SMCOM) for problem-based learning in Universitas Negeri Surabaya (Unesa) campus environment. This research method measures the effectiveness of internet mobile application technology for problem-based learning in Unesa campus environment. The results of expert validation test data and performance tests were analyzed using a descriptive form of percentage assessment of the observer team. The test results of media product experts and practitioners scored 100% excellently, and Special Education experts scored 87%. Then the effectiveness test through main field testing five visually impaired students affected by the Covid 19 pandemic scored 93% excellent (1 person), a score of 75% good (2 people), and a score of 62% adequate (2 people). Operational field testing, ten people from the Indonesian visual impairment association group and the Surabaya and Sidoarjo inclusive high school groups scored 100% excellent (one person), score 94% very good (three people), score 81% good (one person) and score 81%-84% very good (three people), score 65%- 70% adequate (two people), The conclusion of the results of data analysis of expert validation tests, practitioners suggest that the product is feasible to be tested in the field. The product effectiveness test shows that the product trial results depend on the development of the behavior and characteristics of each individual with visual impairment. Keywords: visual impairment, social, mobility, orientation, communication