Two implications of best-example theory for category acquisition were tested using a set of artificial concrete object categories. Categories acquired from initial exposure to good exemplars were learned more easily and accurately. People learn the best exemplars are category members before learning the poor exemplars are category members.…

Examines the development of intuitive theories of motion among college students and children between the ages of 4 and 12. School-aged children made more erroneous predictions on the path a ball takes upon exiting a curved tube than preschoolers, kindergarteners, and college students. Results related to the "growth error." (Author/BB)

This study presents an analysis of the successive steps used by Italian-speaking secondary school students to acquire mastery of the relative pronoun in standard French. This structure was chosen for study because the acquisition of the French relative pronoun is a source of difficulty for Italian learners. An analysis was made of the students…