This paper describes the results of a study that presents open assessment as an innovative educational practice mediated by information and communications technology. In addition, it describes the implementation of an open assessment experience in higher education as a case study. The results show that open assessment is accepted well by students due to the adaptability and flexibility of the time and place of testing, and it has been possible to demonstrate that the responsibility and maturity of the students play important roles in improving the learning process as a part of this type of evaluation, which makes it formative in nature.