Three experiments on the comprehension and acquisition of temporal terms are described. Methodological innovations were applied to control for possible methodological effects on children's performance. Each experiment involved 24 children aged 3 to 5. In the first experiment, subjects manipulated toys in response to instructions containing the…

Children in school cooperate in the evaluation of their products and activities by teachers and other students by calling attention to these products and activities with various language strategies. The requests that someone notice something and/or praise it are the data base for this study. The unmarked speech act for this request type is in the…