The present study was designed to explore the performance of children in competitive and cooperative condition. The sample was randomly selected from different schools of Peshawar city. They were 80 children who were selected randomly with an age range of 8-10 years. The duration of the experimental work was two months i.e. January 1 to March 1 2007. The task of 650 arithmetic problems was assi...

the present article studies the quds city and the holy status it has gained in the history. it also reviews its geographical and historical characteristics in time especially the historical demography of this city and its neighbors in the 16th century. this century starts with the occupation of the city by crusaders and thus the decrement of population due to the death of 70 thousand people of ...

in recent decades, the city development and city settlement have been tremendous. this has caused unequal physical and spatial expansion. the 21st century is the century of the city and living in city and almost half of the world population live as citizen. a glance at forecasting the data and statistics in 1400 shows an estimation of 130 millions of population and the calculation of present ci...

introduction: vitamin d has an important role in maintaining human health. the main source of vitamin d production is skin exposure to sunlight. accordingly with the spread of apartment life culture, growth of industrial cities and the increase of air pollution; vitamin d deficiency and its implications is an important factor in the appearance of debilitating diseases in different age categorie...

Introduction: Addiction is one of the most important psychosocial injuries in our country. Estimation of number of addicts in communities have always been a difficult and and controversies. The aim of the present was to estimation of number of addicts to drug abuse addicts by using capture-recapture method in Ilam city.  Materials & methods: Data were collected by using questionnaire based on ...

Introduction: To compare the health status of different parts of the health indicators of quality of life is another factor. The purpose of this study is to assess the quality of life for people over 18 years of Yazd city. Materials and Methods: This descriptive cross-sectional study on 352 people over 18 years living in households was conducted in the city of Yazd in 1390. Cluster sampling wa...