Analogies are ubiquitous during instruction in science classrooms, yet research about the effectiveness of using analogies has produced mixed results. An aspect seldom studied is a model of instruction when using analogies. The few existing models for instruction with analogies have not often been examined quantitatively. The Teaching With…

The textbook holds the potential to serve as an instructional resource, to provide directives on how to effectively teach reading comprehension strategies. In this capacity, the textbook becomes a tool in the teacher's toolkit. With this tool in hand, teachers may be better prepared to face their mission--to improve adolescents' literacy. This…

In instructional multimedia design, it is often recommended that text accompanying pictures be presented in a personalised style to promote learning. The superiority of personalised over formal text is may be explained using social agency theory (Mayer, 2005b), but it has not been investigated empirically whether such effects are valid in…