The main aim of this study was to examine twin specific risk factors that influence educational achievement in primary school. We included prenatal factors that are not unique to twins, except for zygosity, but show a higher prevalence in twins than in singletons. In addition, educational achievement was compared between twins and their nontwin siblings in a within-family design. Data were obta...

The study illuminates the effectiveness of Computer Assisted Learning in Tamil Grammar for the learners at standard VIII. Computer Assisted Learning is particularly beneficial for any student learning a language. It promotes peer interaction, which helps the development of language and the learning of concepts with content. It is important to assign TLL (Tamil Language Learners) to different te...

introduction: the aims of the study were to investigate the health-related quality of life (hrqol) in students of shahid sadoughi university of medical sciences (iran) and to identify factors that might have associated with their hrqol. materials & methods: in 2010, 364 students with a cluster sampling method enrolled in the cross- sectional study. hrqol was assessed by using sf-39 questionnair...

OBJECTIVES In some chronic conditions, patient-specific tools with individualized items have proved to be more sensitive outcome instruments than fixed-item tools; their use has not yet been investigated in chronic low back pain (cLBP). METHODS Eleven males and 21 females [mean age 44.0 (12.3) years] with cLBP, undergoing a spine-stabilization physiotherapy programme, completed the Roland Mor...

The purpose of this study was to investigate the validity of the WISC-III (Wechsler, 1991) Full Scale IQ (FSIQ) scores in predicting later academic achievement given significant variability among any of the four WISC-III factor scores. Taken from an archival data set, the sample was composed of 6- to 13-year-old students who were twice evaluated for special education eligibility over approximat...

Educators assume that students are motivated to retain what they are taught. Yet, students commonly report that they forget most of what they learn, especially in mathematics. In the current study I ask whether students may be motivated to forget mathematics because of academic experiences threaten the self-perceptions they are committed to maintaining. Using a large dataset of 1st and 2nd grad...

Results: Before age 3 years, the children in this study watched an average of 2.2 hours per day; at ages 3 to 5 years, the daily average was 3.3 hours. Adjusted for the covariates mentioned earlier, each hour of average daily television viewing before age 3 years was associated with deleterious effects on the Peabody Individual Achievement Test Reading Recognition Scale of 0.31 points (95% conf...

Improving the nutritional content of public school meals is a topic of intense policy interest. A main motivation is the health of school children, and, in particular, the rising childhood obesity rate. Medical and nutrition literature has long argued that a healthy diet can have a second important impact: improved cognitive function. In this paper, we test whether offering healthier lunches af...

The present study describes the effect of concept maps on learners’ achievement and interest for classroom teaching of the second law of thermodynamics to engineering students. Learners are encouraged to develop their individual concept maps of the second law of thermodynamics. The scores of the learners’ concept maps are compared with the score of the expert map developed by the teacher. After...