Rainfall is a key process in the water cycle, the most structured scientific knowledge about water movement on Earth. Nevertheless, despite being a common topic covered in school science, it entails several cognitive difficulties for young children. This study uses a pictorial task and semi-opened questions to examine primary (11/12 years old) and…

This article presents the results of research that seeks to analyze the ability of minors to identify the advertising messages received through the most used social networks by this audience (YouTube and Instagram). Children's aptitude to recognize persuasive intent was measured in a selection of examples taken for this study, as well as the…

Purpose: The purpose of this study was to investigate how linguistic knowledge interacts with indexical knowledge in older children's perception under demanding listening conditions created by extensive talker variability. Method: Twenty-five 9- to 12-year-old children, 12 from North Carolina (NC) and 13 from Wisconsin (WI), identified 12 vowels…

Early mathematics knowledge is a strong predictor of later academic achievement, but children from low-income families enter school with weak mathematics knowledge. An Early Math Trajectories model is proposed and evaluated within a longitudinal study of 517 low-income American children from age 4 to 11. This model includes a broad range of math…

Children's knowledge about human anatomy can be examined through several different ways. Making a drawing of the internal features of the human body has been frequently used in recent studies. However, there might be a serious difference in results obtained from a general instruction to students ("What you think is inside your body") and…

The prevalence and correlates of HIV-related risk behaviors among adolescents and youths in Nigeria are poorly documented. This study aims at determining the prevalence and correlates of HIV-related risk behaviors among adolescents and youths in order to plan appropriate intervention measures. This is a descriptive cross-sectional survey using…

Examined the influence of age, social class, and maternal employment on changes in nutrition knowledge and dietary quality following a nutrition education program for 10- to 13-year-olds. Results indicated that nutrition knowledge but not dietary quality were increased by the program. (JAC)

Surveyed 416 Nigerian students ages 10 through 16 to examine levels of reproductive health knowledge. Television ranked first as students' sources of information on reproduction, pregnancy, birth control, and AIDS. Older children indicated more knowledge than preteenagers, girls more than boys, and students living in dormitories more than those…

This study reports on CHAMPS, a youth tobacco and prevention program intervention that focused on peer-led educational activities. Nineteen schools implemented a CHAMPS tobacco prevention program in grades 5, 6, and 7. Six schools served as nonintervention comparison sites. Baseline and follow-up questionnaires were completed by 1,412 students.…