In the present research, the "DNA Model with Clothespins" activity was designed to teach the subjects of nucleotide, DNA, and DNA replication, which are abstract subjects of science. The aim of the research, which was carried out with 20 students in 8th grade, was to examine the effects of the activity on students' achievement on the…

This study aims to determine the cognitive structures of students at different educational levels (8th grade and 12th grade) related to acid-base chemistry. The research was designed as a case study and structured in two stages. The first stage analyzed concepts related to acid-base chemistry and their direction and strength in students' knowledge…

Today, the need for individuals who follow scientific and technological developments closely and who can adapt to these changes rapidly is increasing. These needs have made it necessary for countries to try various changes, reforms and current approaches required by the age in their education systems. One of these approaches is STEM education,…

This study was aimed to calculate teachers' effective use of time in scientific inquiry lessons. The research was designed as a case study. The study group of the research consists of 5 pre-school teachers determined by the convenient sampling method. Before the study, the participants were taken in-service training program on scientific inquiry.…

The aim of this study is to determine the students' misconceptions about the digestive system. In this quantitative research, the study group comprised totally 259 sixth-, seventh-, and eighth-grade students. The data were collected through a three-tier diagnostic test and analyzed in terms of scientific knowledge, the lucky guess, lack of…

In recent years, countries have focused specifically on improving thinking skills in their science education programs. One of the science lesson methods that can be used to activate the use of thinking processes is scientific scenarios. In this direction, the aim of the study is to investigate the effect of socioscientific subject-based…

The aim of this study is to examine how the nature of science dimensions are represented in the secondary school 5th, 6th, 7th, and 8th grade science textbooks of the last twenty years. It is also within the scope of the research to investigate how these dimensions in the textbooks changed during the twenty years. The document analysis method was…

The aim of this study is to examine the effect of 'Pressure', which is taught by supporting scientific stories, on the academic achievement, attitude and motivation of 8th grade students. In this study, which aims to investigate the effects of scientific stories on student achievement, motivation and attitudes in science education, a…

This study aimed at designing instructional material named Biotechnology Instruction Module (BIM) which is enriched with active learning methods to enhance the 8th grade students' learning of the topic. The development of the teaching materials proceeded within the stages of the ADDIE instructional design model. The final form of the instructional…

This research aimed to determine and develop 8th grade students' views on the demarcation between science and pseudoscience. In this context, the study was designed with convergent parallel design which is a mixed research method. The study group for the quantitative dimension was composed of 32 8th graders in a secondary school in Akdeniz…

The aim of this study was to analyse the kinds and frequency of visual learning representations within 8th grade students' notebooks for science classes. As part of the research, 93 science notebooks which belonged to students from 13 secondary schools in Kars Province (the east of Turkey) were collected at the end of the academic year in 2018.…

The current study aimed to investigate the effect of visual media-supported classroom discussions on 8th grade students' attitudes towards socio-scientific issues, towards research and inquiry and on their decision making. The study was conducted in a secondary school located in a city in the western part of Turkey in the fall term of the…

This study examines what science teachers think about Sustainable Development and its' Goals, how they integrate SDGs into their science lessons, and how the COVID-19 pandemic affects their thoughts about Sustainable Development. The study group was selected by convenience sampling from 51 middle schools in the central district of one of the big…

The aim of the present study was to develop the epistemological beliefs of eighth grade students through writing-to-learn (WTL) activities. A one-group pretest-posttest quasi-experimental research design was utilized in the study. The sample group consisted of a total of 18 eighth grade students, attending a secondary school in the rural part of…

This study examined the reciprocal relationship between students' perceptions of science learning environment, measured through promoting choice, interaction and mutual respect, and teacher feedback, and students' achievement goals of mastery-approach and performance-approach goals. A total of 407 sixth and eighth grade students participated in…