This study focuses on teacher perceptions of the use of tablets in mainstream classroom in a K12 school in Dubai to enhance teaching and learning. It also explores the development of mobile devices and their usage, and how smart learning has evolved from just handling small devices with limited features, to tablets with endless features and endless learning opportunities. The participants in the study are teachers at a private K12 school in Dubai in the United Arab Emirates. The study employs a quantitative approach to data collection. The results of this study indicate that teachers in Dubai require more understanding of how to implement technology in general, and more specifically tablets. The most important point concluded from this study is that the school leadership should strive to keep teachers up-to-date with technological development and continuous training in order to ensure effective implementation of tablets in mainstream classrooms.