A detailed study of Java programmers' text editing found that the full flexibility of unstructured text was not utilized for the vast majority of programmers' character-...
This paper describes the design of SCORPIODROME a mixed reality game for groups of 3-4 children aged 11-14. SCORPIODROME is designed for social gaming; i.e., computer gaming that ...
We propose simple tangible language elements for very young children to use when constructing programmes. The equivalent Turtle Talk instructions are given for comparison. Two exa...
We present a quantitative analysis of delimiters for pen gestures. A delimiter is "something different" in the input stream that a computer can use to determine the stru...
One of the major issues for user assistance systems consists of “providing help at an appropriate level”. In this paper we analyze the problem of modeling task experience — ...