Children's ideas, which differ from a scientific view, are termed as alternative conceptions (AC). AC are extremely resistant to change and arise from everyday experience. Investigation of children's AC about weight gain and their ability to discriminate between healthy and unhealthy foods is important, because it can help teachers reduce obesity…

Overweight and obesity prevalence in children has increased worldwide. One factor contributing to this rise is the increase in portion sizes, with individuals potentially having difficulties with portion size estimation. Portion size estimation could be improved with portion size education involving the mathematical concepts of volume and…

This article aims to investigate to what extent health care professionals in Portugal find health-related behaviors relevant as a criterion to priority setting, to study what type of risk behavior they consider relevant in such decisions and to compare their views with those of laypersons. An online questionnaire was used to collect data from a…

International concern about "alarming" levels of childhood obesity has seen a proliferation of interventions filtering into school physical education programmes that are designed to influence children's health practices and attitudes. This article addresses one such obesity-prevention intervention, the Global Children's Challenge™, a…

Objective: There has been a wealth of childhood obesity prevention studies in school-based settings. However, few have investigated the experiences of school staff charged with delivery of such programmes. This study aimed to elicit teachers' experiences of delivering a childhood obesity prevention programme for children aged 6-7 years. Design:…

Background: Scientific literacy development is widely emphasized as the overarching goal of science education. It encompasses development of understanding of the nature of science as well as knowledge, attitudes, and values that contribute to empowering adolescents to engage with and make evidence-based decisions about socioscientific issues.…

The purpose of this study was to investigate the extent to which overweight and obesity are challenges among primary school children in Kinondoni and Njombe districts. The study sought to investigate those aspects in terms of prevalence, causes and impacts on social, health as well as children learning behaviours and outcomes. Systematic random…