摘要: Publisher Summary This chapter provides a review of the developmental literature on visual scanning, identifying some general changes in which occur during preschool and elementary years. Data from numerous studies have demonstrated age differences performance tasks that require scanning. Eye movement data, both independently conjunction with other dependent variables, provide most precise information However, data eye patterns are still quite limited, perhaps because difficult restricting nature recording time-consuming analyses required these records. The identifies six trends stated terms here, their scope exceptions discussed. Comparing variety experimental contexts serves to highlight importance relationships among child's knowledge strategies, specific stimulus materials, difficulty tasks.