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Saatçioglu, Fatima Münevver; Atar, Hakan Yavuz – Participatory Educational Research, 2020
This study examined the existence of latent classes in TIMSS 2015 data from three countries, Singapure, Turkey and South Africa, were analyzed using Mixture Item Response Theory (MixIRT) models (Rasch, 1PL, 2PL and 3PL) on 18 multiple-choice items in the science subtest. Based on the findings, it was concluded that the data obtained from TIMSS…
Descriptors: Foreign Countries, Item Response Theory, Achievement Tests, International Assessment
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Geren, Necdet; Uzay, Çagri; Bayramoglu, Melih – International Journal of Technology and Design Education, 2018
Students with relatively low affinity and/or weak ability for science and mathematics have been presently acknowledged into Mechanical Engineering (ME) departments around the world. This has resulted in apparent lowering of fully competent graduate engineers, due to insufficient comprehension and its concomitant cognitive issues. Now, the…
Descriptors: Engineering Education, Foreign Countries, Case Studies, Design
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Saçkes, Mesut; Smith, Mandy McCormick; Trundle, Kathy Cabe – International Journal of Science Education, 2016
The purpose of this cross-cultural study was to describe and compare US and Turkish children's observational knowledge of the day and night cycle and to identify similarities predicted by framework theory. Fifty-six (27 US and 29 Turkish) young children (ages 48-60 months) participated in the study. Semi-structured interviews were individually…
Descriptors: Foreign Countries, Preschool Children, Astronomy, Observational Learning
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Ekici, Erhan – Journal of Education and Practice, 2016
The aim of this study is to develop a valid and reliable instrument to assess why physics courses are perceived as one of the most difficult courses among high school students and to investigate the reasons why students have difficulty in learning physics through this scale. This study includes the development and validation studies of the…
Descriptors: Foreign Countries, High School Students, Secondary School Science, Physics
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Kara, Filiz; Celikler, Dilek – Journal of Education and Practice, 2015
For "Matter Changing" unit included in the Secondary School 5th Grade Science Program, it is intended to develop a test conforming the gains described in the program, and that can determine students' achievements. For this purpose, a multiple-choice test of 48 questions is arranged, consisting of 8 questions for each gain included in the…
Descriptors: Achievement Tests, Test Construction, Test Reliability, Test Validity
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Kablan, Z.; Erden, M. – Computers & Education, 2008
This study deals with the instructional efficiency of integrating text and animation into computer-based science instruction. The participants were 84 seventh-grade students in a private primary school in Istanbul. The efficiency of instruction was measured by mental effort and performance level of the learners. The results of the study showed…
Descriptors: Instructional Effectiveness, Science Instruction, Animation, Computer Assisted Instruction