The search for peer-reviewed empirically based articles was conducted in four stages. In the first stage, searches were made in electronic databases using descriptors including case-based learning, CBL. In the second stage, further searches on some of the articles not related with web, e-learning, digital learning, and online learning or technology were carried out. In the third stage, did further searches on some of the articles not related with higher education. And in the last stage, selected the articles published from 2009/01/01-2011/12/31. The electronic databases used for the literature search included Springer, ERIC, and Academic search Premier.