Using data collected from two multiyear teacher professional development projects employing randomized control trials, this study describes the development and validation of a paper-based test of elementary teachers' science content knowledge (SCK). Evidence of construct validity is presented, including evidence on internal structural…

The purposes of this study were to develop a culture specific critical thinking ability test for 6, 7, and 8. grade students in Turkey and to use it as an assessment instrument for giftedness. For these purposes, item pool involving 22 items was formed by writing items focusing on the current and common events presented in (Turkish) media from…

The Speech Reception Test was developed to measure an individual's ability to hear and understand conversational speech. The equipment used to record the test is described in detail, and data are given for the results of the test given to 100 normal-hearing college students. Other data describe the results for 55 military veterans with known…

This paper reports the development of attitudes to science and science teaching scales for primary teachers. The investigation is part of a project intended to improve pupil achievement in science in 16 English city schools. The baseline performance of the attitude scales is reported with 76 teachers, half of whom formed a control group. The…