The eight scientific practices in the Next Generation Science Standards (NGSS) are significant theoretical constructs that reflect the nature of science; they are intended to guide science teaching and learning. Yet, operationalization of these practices in terms of student learning remains limited, and a measurement tool for the eight practices…

"LifeSkills Training" (LST) is a popular drug prevention program shown to be effective at preventing youth substance use. The Middle School Health Survey (MSHS) is a questionnaire that was created by the developers of the LST curriculum to measure changes in knowledge and attitudes about drugs and life skills among youth. Despite the…

This paper presents the development and validation of the reading motivation questionnaire in an English as a foreign language context (RMQ-EFL) with Chinese secondary students. Data were collected from a sample of 293 secondary students in grades 10-11. Exploratory and confirmatory factor analyses resulted in determination of five factors (i.e.,…

Emotional Intelligence (EI) is essential attribution among school learners of today. In this respect, determination and normalization of the measures to investigate and recognize dimensions levels help educators have a successful intervention and increase students' academic achievement level. This research aimed to explore the relationship between…

Contribution: This study reports on a reliable and valid instrument that measures engineering students' perceptions of their competency levels. A better understanding of students' needs in engineering curricula will support the development of engineering students' transversal competencies. Background: Prior research has investigated how…

This study aims to develop and validate a new instrument for measuring chemistry teachers' perceptions of Pedagogical Content Knowledge for teaching Chemistry Core Competencies (PCK_CCC) in the context of new Chinese chemistry curriculum reform. The five constructs and the initial 17 items in the new instrument were contextualized by the PCK…

This cross-sectional study aimed to validate students' metacognition awareness inventory in Heat and Temperature material. A total of 167 public senior high school students in Yogyakarta, Indonesia were selected through convenience sampling technique. The heat and temperature metacognition awareness inventory (HeTMAI) inventory consists of six…

In exploratory factor analysis, although the researchers decide which items belong to which factors by considering statistical results, the decisions taken sometimes can be subjective in case of having items with similar factor loadings and complex factor structures. The aim of this study was to examine the validity of classifying items into…

Background: Several inventories have been developed to assess social problem-solving. However, these instruments originally developed for adult or adolescence and do not capture the full range of main interpersonal relationships over which elementary students resolve daily life interpersonal problems and apply elementary-age typical responses.…

Korean secondary students in K region responded to surveys about how satisfied they were with their teachers and their favorite characteristics of teachers that helped determine their achievement and adjustment in classes. We conducted a factor analysis of the students' perceptions of the qualities of their favorite teachers and factor scores…

Course design is critical to online student engagement and retention. This study focused on the development and validation of an online course design elements (OCDE) instrument with 38 Likert-type scale items in five subscales: (a) overview, (b) content presentation, (c) interaction and communication, (d) assessment and evaluation, and (e) learner…

Academic libraries continue to face challenges communicating their value. One dimension of this challenge is in demonstrating how information literacy relates to important measures of student learning, like course grades and motivation. This study documents the development and exploratory pilot testing of the Informed Learning scale--which is…

It is widely recognized that students encounter difficulties with proof across all grades and beyond, yet standardized instruments related specifically to students' perceived self-efficacy for mathematical proof have not been readily available. The purpose of this study was to develop and investigate preliminary validity evidence for a new…

The purpose of this study was to validate a questionnaire aimed at assessing, from the point of view of families, the degree to which school administrations foster inclusion in compulsory education. In order to determine the psychometric properties of the "Cuestionario liderando la educación inclusiva en centros de educación…

Professional development (PD) has been widely implemented to shift mathematics instruction practices from teacher-centered (traditional practice) to studentcentered. As such, a study examining mediating factors on the relationship between PD and student-centered instruction is of great importance in enhancing the effectiveness of PD and shifting…