There are two major hypotheses concerning the developmental trends of processing speeds. These hypotheses explore both local and global trends. The study presented here investigates the effects of people's different knowledge on the speed with which they are able to process information. The participants in this study are gifted children aged 9,…

Interactive simulations are entering mainstream science education. Their effects on cognition and learning are often framed by the legacy of information processing, which emphasized amodal problem solving and conceptual organization. In contrast, this paper reviews simulations from the vantage of research on perception and spatial learning,…

Time and acceptance are criterion often used to measure the legitimacy and worth of an idea. Two decades have passed since the first publications that introduced Teaching Games for Understanding (TGfU) as a means to conceptualize games teaching and learning. For over two decades various professionals have advocated for TGfU as a sound idea, which…