scholarly journals Number Processing and Calculation in Brazilian Children Aged 7-12 Years

2012 ◽  
Vol 15 (2) ◽  
pp. 513-525 ◽  
Author(s):  
Flávia Heloísa Dos Santos ◽  
Paulo Adilson Da Silva ◽  
Fabiana Silva Ribeiro ◽  
Ana Luiza Ribeiro Pereira Dias ◽  
Michele Cândida Frigério ◽  
...  

Numerical cognition is based on two components - number processing and calculation. Its development is influenced by biological, cognitive, educational, and cultural factors. The objectives of the present study were to: i) assess number processing and calculation in Brazilian children aged 7-12 years from public schools using the Zareki-R (Battery of neuropsychological tests for number processing and calculation in children, Revised; von Aster & Dellatolas, 2006) in order to obtain normative data for Portuguese speakers; ii) identify how environment, age, and gender influences the development of these mathematical skills; iii) investigate the construct validity of the Zareki-R by the contrast with the Arithmetic subtest of WISC-III. The sample included 172 children, both genders, divided in two groups: urban (N= 119) and rural (N= 53) assessed by the Zareki-R. Rural children presented lower scores in one aspect of number processing; children aged 7-8 years demonstrated an inferior global score than older; boys presented a superior performance in both number processing and calculation. Construct validity of Zareki-R was demonstrated by high to moderate correlations with Arithmetic subtest of WISC-III. The Zareki-R therefore is a suitable instrument to assess the development of mathematical skills, which is influenced by factors such as environment, age, and gender.

2021 ◽  
Vol 6 (16) ◽  
Author(s):  
Nor Diyana Mustapa ◽  
Khalilah Hassan ◽  
Siti Nuratirah Che Mohd Nasir ◽  
Wenny Arminda

This study aims to identify the age and gender differences in children's experiences with nature and their connectedness to nature (CTN). This study employed a quantitative approach and involved 760 children aged 10-11 years old, including urban and rural children in Kedah and Pulau Pinang. Questionnaires were distributed to children at schools. Findings suggest that age and gender do influence the frequency of children having experiences with nature as well as their CTN. The directions for future research are also discussed. Keywords: experiences with nature; connectedness to nature; age; gender eISSN: 2398-4287© 2021. The Authors. Published for AMER ABRA cE-Bs by e-International Publishing House, Ltd., UK. This is an open access article under the CC BYNC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/). Peer–review under responsibility of AMER (Association of Malaysian Environment-Behaviour Researchers), ABRA (Association of Behavioural Researchers on Asians/Africans/Arabians) and cE-Bs (Centre for Environment-Behaviour Studies), Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Malaysia. DOI:


Author(s):  
Joyce Hayek ◽  
Maya Tueni ◽  
Francine Schneider ◽  
Hein de Vries

Abstract This prospective study aimed to examine how parenting style relates to health behaviors and body mass index of Lebanese adolescents while checking for interactive effect of child characteristics (age and gender). About 341 students from private and public schools in Mount Lebanon and Beirut area, aged between 16 and 18 years, completed a self-administered survey assessing socio-demographics, parenting styles and health behaviors. Adolescents were surveyed at two time points, six months apart. Anthropometric measurements were also taken. Authoritative parenting was associated with better outcomes compared to the neglectful style. Adolescents raised with an authoritative style had higher adherence to the Mediterranean diet and lower consumption of alcohol intake. Parenting style was a significant predictor of eating behavior and alcohol intake of Lebanese adolescent. Interventions aiming at improving health behaviors should also encompass healthy parenting style strategies.


2007 ◽  
Vol 28 (4) ◽  
pp. 198-204 ◽  
Author(s):  
Andreas Hergovich ◽  
Martin E. Arendasy ◽  
Markus Sommer ◽  
Bettina Bognar

Abstract. The study reports results regarding the dimensionality and construct validity of a newly developed, objective, video-based personality test that assesses the willingness to take risks in traffic situations. On the basis of the theory of risk homeostasis developed by Wilde, different traffic situations with varying degrees of objective danger were filmed. During the test the respondents are asked to indicate at which point the action that is contingent on the described situation will become too dangerous to carry out. Latencies at the item level were recorded as a measure for the subjectively accepted degree of a person's willingness to take risks in the sense of the risk homeostasis theory by Wilde. In a study on 274 people with different educational levels and gender, the unidimensionality of the test as corresponding to the latency model by Scheiblechner was investigated. The results indicate that the Vienna Risk-Taking Test - Traffic assesses a unidimensional, latent personality trait that can be interpreted as subjectively accepted degree of risk (target risk value).


2000 ◽  
Author(s):  
Erika Felix ◽  
Anjali T. Naik-Polan ◽  
Christine Sloss ◽  
Lashaunda Poindexter ◽  
Karen S. Budd

1999 ◽  
Author(s):  
Kirby Gilliland ◽  
Robert E. Schlegel ◽  
Thomas E. Nesthus

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