This paper describes the use of quantities in video games by young people as part of a broader effort to understand thinking and learning across naturally occurring contexts of activity. Our approach to investigating the use of quantities in game play is ethnographic; we have followed eight children over a six-month period as they play their own…

Ethnographic research (1) observes human behavior in its natural setting over a substantial period of time, (2) claims that classes of events are better understood through intensive examination of carefully selected particular cases, (3) incorporates as many of the complexities and variables into a setting as possible, and (4) is usually comprised…