Group work is frequently part of idea generation, despite evidence that group interaction may reduce productivity during brainstorming sessions. Idea quantity is one aspect of creativity, but the originality of ideas generated is also important. In this paper, we examine how different aspects of group interaction, such as who makes the most contributions to an idea and the number of group membe...

Elementary Classes: Some Answers,

18. NUMBER

In these days, many of us use question and answer (Q&A) sites where we share our problems and get solutions of them. For example, about 3.11 million questions were submitted to Yahoo! chiebukuro 1 from April/2004 to October/2005. Because of this large numbers of questions, questioners had better submit questions which give enough information to answerers. However, it is difficult to make good q...