Introduction: This paper investigates the question of whether or not subjects who are congenitally blind experience greater difficulties mentally in resizing images of objects than those who have low vision or are adventitiously blind. Methods: Two experiments were conducted--one in which subjects were asked to mentally enlarge objects they…

The effects of incidental learning were assessed in 2 experiments involving 201 seventh graders in Poland through an experimental paradigm based on the levels of processing theory. Data suggest that an important aspect of intelligence is "opportunistic" learning (learning in advance). Intelligent people take cognitive advantage of…