The present study has aimed to develop and validate a protein concept inventory (PCI) consisting of 25 multiple-choice (MC) questions to assess students' understanding of protein, which is a fundamental concept across different biology disciplines. The development process of the PCI involved a literature review to identify protein-related content,…

Background: Collecting data on instructional practices is an important step in planning and enacting meaningful initiatives to improve undergraduate science instruction. Self-report survey instruments are one of the most common tools used for collecting data on instructional practices. This paper is an instrument- and item-level analysis of…

This study describes the development of an instrument to investigate the extent to which technology is integrated in science instruction in ways aligned to science reform outlined in standards documents. The instrument was developed by: (a) creating items consistent with the five dimensions identified in science education literature, (b)…

The number of students in the United States choosing science, technology, engineering or mathematics careers is declining at a time when demand for these occupations is rapidly increasing. Numerous efforts have been undertaken to reverse this trend, yet results are uncertain. One's attitude is key to many choices one makes, and this includes, for…

The study set out to assess the needs of Nigerian science teachers, which the teachers believe are militating against their desired productivity. It seeks to find out the special needs and wants of science teachers in trying to discharge their duties well, and to find out the underlying relationship among these specials needs and wants. Six…