In science education, learners' conceptions of scientists and their work are often assessed by the Draw-A-Scientist Test (DAST). Due to validity concerns, methodical literature demands the development of alternative instruments to measure learners' conceptions validly and efficiently. This study presents an instrument with 29 rating scale items to…

Students' beliefs about their abilities (called "lay theories") affect their motivations, behaviors, and academic success. Lay theories include beliefs about the potential to improve intelligence (mindset), who (i.e., everyone or only some people) has the potential to be excellent in a field (universality), and whether reaching…

The identification of students' mental models is crucial in understanding their knowledge of scientific concepts. This research aimed to develop a Mental Models Representation Instrument on Newton's Laws (MeMoRI-NL). The ADDIE (Analyzing, Designing, Developing, Implementing and Evaluating) model was used as a research method. The sample consisted…

The present study aims to examine the perceptions towards scientists and science/pseudoscience distinctions of gifted education and elementary education teacher candidates who will educate gifted students especially at the elementary education level. A total of 92 volunteer prospective teachers, composed of candidates from gifted education and…

The main purpose of this study was to identify prospective chemistry teachers' mental models of vapor pressure. The study involved 85 students in the Chemistry Teacher Training Department of a state university in Turkey. Participants' mental models of vapor pressure were explored using a concept test that involved qualitative comparison tasks.…

This qualitative study explored the college life phenomenon as experienced by students with mild traumatic brain injury (MTBI). Previous research about such students has focused on topics including study strategy use, access of support services, and insights from caregivers or instructors. However, little attention has been paid to the perceptions…

Sacked, Borne man, and Connelly recently discussed several criticisms that are often raised against the use of cognitive tests in selection. One criticism concerns the issue of measurement bias in cognitive ability tests with respect to specific groups in society. Sacked et AL. (2008) stated that "absent additional information, one cannot…

Argues that current testing of student understanding provides insufficient information to a researcher investigating strategies for changing students' explanatory ideas. Outlines a new test based on recent work in child development. (DDR)

Reports results of procedures directed at isolating and identifying students' difficulties in comprehending the concepts involved in lessons about gas exchange and respiration. Indicates that pupils (n=137) had deficient understanding of prerequisite concepts and tended to operate at the concrete operational level, whereas the highly abstract…