This research aimed at proposing an ubiquitous flipped classroom instructional model with learning process of scientific to enhance problem-solving skills for higher education (UFC-PS model). The UFC-PS model was developed based on the review of the literature, the expert's interview and evaluated by five experts. The research results were found that the UFC-PS model consists of three components were (1) Ubiquitous Learning Environment, (2) Ubiquitous Scaffolding, and (3) flipped classroom through scientific inquiry. The experts also evaluated which step of the UFC-PS model was most suitable for the development of the respective aspects of problem-solving skills.