This research investigated the extent and nature of the informational support that enables young children to understand pictures as symbols. Two experiments were conducted using an object-retrieval task. The first experiment varied the amount (complete and no instructions) and kind of information (intended function of the symbol and…

Given the role science and technology play in economic and social development in today's world, scientific and technological literacy must be given priority as an essential component of basic education. The significance of the visual component of literacy has increased with advances in technology and picture and image usage. The United Nations…