Climate change worry (CCW) is a specific worry about climate change, involving thoughts about changes that might occur in the climate system and their possible effects. Nowadays, it is growing especially among adolescents. As there is a lack of measurement tools with adequate psychometric properties to assess CCW in this age group, we investigated…

The aim of the study was to explore same-sex and opposite-sex friendship functions among 12 to 13- and 16 to 17-year-old Hungarian adolescents (n = 304). To explore perceptions of friendship functions, the McGill Friendship Questionnaire (MFQ, 30 items, 6 factors: stimulating companionship, help, intimacy, reliable alliance, self-validation,…

This research developed and psychometrically tested the Sport Education Scale, a measure of students' perceptions of the structural features of a Sport Education season. In the first study (N = 277 students), a pool of 28 items was developed, and an exploratory factor analysis found a 7-factor solution. In the second study (N = 656 students), a…

Little is known about whether a widely used mindfulness measure in adults--the Five Facet Mindfulness Questionnaire (FFMQ)--is also reliable and valid in adolescents. The current study evaluated the psychometric properties of a 20-item short-form FFMQ in a sample of 599 high school students (M[subscript age] = 16.3 years; 49% female) living in the…

Little is known about whether a widely used mindfulness measure in adults--the Five Facet Mindfulness Questionnaire (FFMQ)--is also reliable and valid in adolescents. The current study evaluated the psychometric properties of a 20-item short-form FFMQ in a sample of 599 high school students (M[subscript age] = 16.3 years; 49% female) living in the…

Background: In many countries and regions, such as the United States, Europe and China, a trend has emerged in which students' enthusiasm for STEM is declining. This decline may be related to students' lack of science self-efficacy. An accurate examination of students' science self-efficacy can provide a research foundation for how to cultivate…

Measurement of mental rotation presents a serious challenge to cognitive researchers owing to the lack of a single comprehensive measure that can be applied across the developing age groups. Objective of the present study was to develop and validate a new measure of mental rotation for preadolescent and adolescent age groups. Items were…

This study examined the psychometric properties of the Risk Assessment and Distress Recovery (RADR) Scale--a new self-report psychological screening tool for high school students that explores risk factors related to mental health characteristics of students who have engaged in school violence. The sample consisted of 1093 high school students…

Time attitudes (TA) are evaluative feelings toward the past, present and future. Given the role of TA in psychological and behavioral outcomes, the aim of this study was to analyze the adequacy of the Adolescent Time Inventory-Time Attitudes (ATI-TA) scale among adolescents and young adults in Italy. The scale was administered to 638 students in…

There is limited recognition of self-determination concept in the Middle Eastern culture. Subsequently, there are no adapted measures of self-determination for Arabic adolescents with intellectual disability, learning disability, and multiple disabilities (intellectual disability and physical impairment). The purpose of this study was to examine…

This study, in the framework of the Positive Educational Psychology, has two objectives: to perform a psychometric analysis of the Satisfaction with Life Scale, and to compare the resulting values according to gender, age and educational institution, in a group of schoolers from the city of Arequipa. We worked with a sample of 872 students in the…

The present study assesses the factor structure, psychometric adequacy, and invariance across sex and age of the Relational Provisions Loneliness Questionnaire (RPLQ). Discriminant validity with an external criterion was also tested. In a sample of Portuguese adolescents, from 7th to 9th grade (N = 817), Confirmatory Factor Analyses (CFA) were…

A positive self-concept supposedly affects a student's well-being as well as his or her perception of individual competence at school. As computer-based learning is becoming increasingly important in school, a positive computer-related self-concept (CSC) might help to enhance cognitive achievement. Consequently, we focused on establishing a short,…

Our UC Santa Barbara research team engages in ongoing efforts to enhance and validate the Social Emotional Health Surveys (Primary, Secondary, and Higher Education). The initiative to enhance the secondary version is supported by an Institute of Education Sciences grant (#R305A160157, 2016-2020), which provides funding to refine, standardize, and…

In this study, the metaphoric school perceptions of high school students were examined in terms of gender and grade. For this purpose, 892 students from seventeen different high schools in central districts of Ankara province participated in the study. The participants filled in the "Scale for School Perception (SSP)". The validity and…