The aim of this study is to examine the effects of Realistic Mathematics Education (RME) on 7th grade students' achievement on integer operations and their attitudes towards mathematics and to determine students' views about the RME approach. The research was carried out with the participation of 11 students. Exploratory sequential mixed design…

Natural history includes the period from the formation of the Earth to recent times and all the changes it has gone through throughout this vast period. The biggest challenge in understanding natural history is the age of the Earth. Even though natural history is quite difficult to understand, pre-service science teachers are expected to be…

The aim of this research is to examine the effect of authentic investigation activities on the reasoning process of ratio concept which has been regarded as the milestone of mathematics and science teaching. In line with this purpose, the research has been carried out with eight 7th grade students attending a public school located in Central…

In this study, it was aimed to examine 9th grade students' multiple representation translate skills in algebra learning area and the relationship between these representations translate skills. The study employs survey design. Selected through purposive sampling method, 637 ninth grade students in a socio-economically medium level province in…

The aim of this study is to determine the evaluations of eighth grade gifted students towards cloning and to examine the argument structures formed by gifted students. The study was carried out using a case study design, which is one of the qualitative research method designs. The study group of the research consists of 24 gifted students studying…

Importance and prevalence of STEM, which is a holistic educational approach that includes science, technology, engineering and mathematics, has been increasing in recent years. It is stated that STEM is very important for countries to compete and stand out in the new world order and economy. In this study, postgraduate theses on STEM education in…

In this research, Entrepreneurship and STEM (Science, Technology, Engineering, Mathematics) activity has been established to the gifted secondary school students and to show their applicability. Entrepreneurship and STEM will be shortened as E-STEM. The activity of Colors was implemented at Inönü University Scientific and Technological Research…

The study examined the influence of time-of-day of instruction on students' performance in physics.The study was a descriptive research and 578 senior secondary two (SS II) students were randomly selected from twenty co-educational public secondary schools based on the time-of-day physics.Proforma, questionnaire and physics lesson timetable were…

In this study, we used the case study to determine the views of mathematics teachers towards history of mathematics. The participants consisted of 21 mathematics teachers who worked in different provinces in Turkey and were determined by purposeful sampling. A structured interview form was used as a data collection tool. The data obtained from…

This study aims to evaluate the effects of a non-routine problem solving instruction on the brain hemisphericity of the 7th graders (aged 13-14 years). One sample experimental design was used and twenty-one seventh graders participated in the study. Validated by Kök (2005), Brain Hemisphericity Inventory (BHI) was conducted to the experimental…

In Turkey, science festivals have become more widespread and have begun to be organized especially in secondary schools. The aim of this research was to determine and compare the science festival attitudes of students participating as observers in 4006 TUBITAK science fairs organized at schools. In the research, descriptive survey was employed.…

In this study, it was aimed to study the mathematical language skills that the 7th grade students use in defining the circle and its elements. In the study, the mathematical language skills of students that they use in defining the circle and its elements in a scenario were compared to the mathematical language skills they use in defining them…

Following up on the effects of learning environments is essential to learning. The aim of this study was to examine students' mental models related to the concepts of expansion and contraction of materials. The population of the case study consisted of 155 students in a city center in Turkey. The data was gathered using open-ended questions that…