Delay Factors in Building Construction Project of State Elementary School

Social Factors Associated with School Phobia in Elementary School Students

The present study was carried out to identify and analyze the social factors affecting school phobia in children in three domains of personal characteristics, parental expectations for children's educational attainment, and human and physical factors related to schools. The research method was survey and the statistical population of the study was comprised of 545 parents of Tehrani elementary ...

A safety project in elementary school.

the effects of integrating cooperative learning into vocabulary learning of elementary school students

the purpose of the research is to examine if integrating cooperative learning into vocabulary learning helps to increase word recognition of students in an elementary school in iran. it tries to investigate whether cooperative learning approach enables students to improve their language learning. this research used stad (students team achievement division) as a cooperative model in this study. ...

Improvement of project management office performance: An empirical investigation of effective factors in iranian construction industry

Project management office (PMO) is a new emerging concept in Iranian construction industry. Executives expect this organizational unit to add value to the business, and meet the demands of stakeholders by performing specialized tasks ranging from providing project management support to portfolio management. In this regard, PMO managers have long faced the question of how to improve the performa...

prediction of ignition delay period in d.i diesel engines

a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...