The last two decades have seen the growing adoption of mobile devices to enhance the quality of teachers' continuous professional development (TCPD) in low-income countries. Using mobile devices, typically not designed for educational use, presents new usability challenges, preventing teachers from effectively accessing learning materials in…

A browser-based system to facilitate practice in asking and answering simple questions in English was developed. The user may ask or answer by speaking or typing, and the computer's output is in the form of speech and/or text. The types of questions handled and the permitted vocabulary are limited, though the vocabulary items may be edited freely.…

Teaching web development in Computer Science undergraduate courses is a difficult task. Often, there is a gap between the students' experiences and the reality in the industry. As a consequence, the students are not always well-prepared once they get the degree. This gap is due to several reasons, such as the complexity of the assignments, the…

Simulations and games are not new artifacts to the study of science in secondary school settings (Hug, Kriajcik and Marx 2005), however teachers remain skeptical as to their value, use and appropriateness (Rice 2006). The difficulty is not only the design and development of effective play environments that produce measurable changes in knowledge…