background: pithyriasis alba (pa) is a nonspecific dermatitis with unknown origin and is a common dermatosis during childhood. its prevalence is higher in individuals with darker skin, inadequate personal hygiene, sun exposure, xerosis with atopic dermatitis. the purpose of this study was to determine the prevalence of pithyriasis alba in elementary school children in babol, northern iran.metho...

the color images raise the level of educational by providing more detailed information; therefore, these images are believed to be effective in gaining a deeper understanding of the lessons. moreover, proper lighting enhances students’ learning and performance. this study aimed at assessing the impact of training color and light materials on elementary school girls’ attention and learning in pe...

background: allergic diseases including asthma, allergic rhinitis (ar) and eczema are common chronic diseases in children. the purpose of this study was to determine the prevalence of asthma, ar and eczema in sari, iran. methods: this study was carried out on all elementary schools selected as a cluster from february 2010 to july 2010 in sari, north of iran. a questionnaire was provided accordi...

SCIENTIFIC AMERICAN MIND 37 brilliant student, Jonathan sailed through grade school. He completed his assignments easily and routinely earned As. Jonathan puzzled over why some of his classmates struggled, and his parents told him he had a special gift. In the seventh grade, however, Jonathan suddenly lost interest in school, refusing to do homework or study for tests. As a consequence, his gra...

Young children's everyday scientific thinking often occurs in the context of parent-child interactions. In a study of naturally occurring family conversation, parents were three times more likely to explain science to boys than to girls while using interactive science exhibits in a museum. This difference in explanation occurred despite the fact that parents were equally likely to talk to their...

Pseudoscience beliefs (e.g., astrology, ghosts or UFOs) are rife in American society. Most research examines creation/evolution among liberal arts majors, general public adults, or, infrequently, middle or high school science teachers. Thus, research truncates the range of ersatz science thinking and the samples it studies. We examined diverse beliefs, e.g., extraterrestrials, magic, Biblical c...

We explored the development of attention among elementary school children. Three hundred and sixty-five primary school children aged 7-12 years completed seven attention tests (alertness, focused attention, divided attention, attentional switching, sustained attention, spatial attention, and supervisory attention). A factor analysis indicated that there was no stable construct of attention amon...