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Download full textBüsra Arik Güngör; Oktay Bektas; Sibel Saraçoglu – Journal of Theoretical Educational Science, 2024
This study aims to develop a valid and reliable scale for determining the self-efficacy of teachers toward context-based science education. This study employed a survey design. The sample has formed 433 science teachers working in Kayseri province in the 2020-2021 spring semester. Firstly, an item pool of 85 items was developed by reviewing the…
Descriptors: Teacher Characteristics, Teacher Effectiveness, Self Efficacy, Science Teachers
Wicaksono, Iwan; Supeno; Budiarso, Aris Singgih – International Journal of Instruction, 2020
The BIOSEL (Biotechnology Series Learning) model is a learning model that provides opportunities for students to assemble learning through a conceptual description of the coherent and precise steps of Biotechnology implementation. The purpose of this research was to analyze validity and practicality of the BIOSEL model to improve the concept…
Descriptors: Models, Biotechnology, Mastery Learning, Creativity
Yanto, Bagus Endri; Subali, Bambang; Suyanto, Slamet – International Journal of Instruction, 2019
The purpose of this research is to develop measurement instrument of scientific reasoning tests for biology education students. The research method used the development stage of the instrument based on the test development procedure according to Oriondo & Dallo-Antonio including: (1) design of test, (2) trial test, (3) determination of…
Descriptors: Biology, Science Tests, Test Construction, Science Education
McCoy, Jan D.; Braun-Monegan, Jenelle; Bettesworth, Leanne; Tindal, Gerald – Journal of Education and Practice, 2015
While problem solving as an instructional technique is widely advocated, educators are often challenged in effectively assessing student skill in this area. Students failing to solve a problem might fail in any of several aspects of the effort. The purpose of this research was to validate a scaffolded technique for assessing problem solving in…
Descriptors: Middle School Students, Scaffolding (Teaching Technique), Problem Solving, Science Education
DeChenne, Sue Ellen; Enochs, Larry – Online Submission, 2010
An instrument to measure the teaching self-efficacy of science, technology, engineering, and mathematics (STEM) GTAs is adapted from a general college teaching instrument (Prieto Navarro, 2005) for the specific teaching environment of the STEM GTAs. The construct and content validity and reliability of the final instrument are indicated. The final…
Descriptors: Teaching Assistants, College Instruction, Ability, Self Efficacy
Bitner, Betty L. – 1994
The content and construct validity and reliability of the Revised Science Attitude Scale for Preservice Teachers as a scale for measuring the attitude of preservice elementary teachers toward the teaching of science were re-examined. The instrument is intended to measure four subcomponents: comfort-discomfort, need, time, and equipment. Data were…
Descriptors: Attitude Measures, Construct Validity, Content Validity, Educational Research
