Performance in and perceptions of computational thinking (CT) are considered vital dimensions for comprehensively assessing CT skills of students. In this study, secondary school students' CT performance and their perceptions were examined in terms of certain variables including gender, grade level, achievement and self-efficacy.…

This study examined the average effects of schools' third through fifth grade gifted programming policy in mathematics and reading on overall school achievement, on gifted students' achievement and academic attitudes and on nongifted students' achievement and academic attitudes. Data and results represent a broad, national look at school…

The statistical technique, "Zero-One Linear Programming," that has successfully been used to create multiple tests with similar characteristics (e.g., item difficulties, test information and test specifications) in the area of educational measurement, was deemed to be a suitable method for creating multiple sets of matched samples to be…