The result of the Division Achievement Test in Science administered to Grade 6 learners, out of six competencies included in MELCS, four competencies were identified as the "Least Learned" as they got a mastery level indicated as "Low Proficient". Thus, this developmental research aimed to develop and test supplementary…

This study analysed the effect of high schools' gender organization on Korean tenth-grade students' science achievements, and their attitudes towards science. The high schools involved included an all-male institution, an all-female institution, and a co-educational institution. Three schools, three principals, three science teachers, and 302…

The basic determiner for the school in which the children who completed their primary education will in at an upper education level in Turkey is the entrance exam carried out nationwide. The items of national exam, called as LDE (Level Determination Exam) which the primary education pupils (aged between 12 and 15) will participate in Turkey were…