One hundred and sixty subjects ages 7, 9, 11 and 21 years judged the standard Brentano form and a dot form of the illusion of 5 trials at 30 second intervals. (LLK)

The hypothesis that overall-similarity relations structure both adults' and children's classifications of heterogeneous objects (objects that differ in a variety of ways) was supported in two experiments. When objects varied simultaneously on many dimensions, adults and children constructed classifications that maximized within-category similarity…

Children and adults performed a divided attention task and two selective attention tasks with shapes that were either spatially integrated or separated. Results indicate that integrated stimuli are initially perceived as wholes, and separated stimuli as features, at all ages. (BC)

Preparing students to be both constructors and consumers of visual information will be an important responsibility for all teachers. This will mean giving learners the tools to go beyond what is merely visual to the deeper, human meanings that lie beneath. One important way that educators can prepare students to be wise visual consumers is to help…