With the continuous development of education, personalized learning has attracted great attention. How to evaluate students' learning effects has become increasingly important. In information technology courses, the traditional academic evaluation focuses on the student's learning outcomes, such as "scores" or "right/wrong,"…

The authors recently studied how well schools were teaching a a range of complex, higher-order skills. Their findings were grim. Out of 25 skills that researchers have found to be critical to success in life and work, just three were the focus of most instruction: recall, application, and (occasionally) analysis. Even when teachers explicitly made…

Variation is a key concept in the study of statistics and its understanding is a crucial aspect of most statistically related tasks. This study aimed to extend and apply a hierarchy for describing students' understanding of variation that was developed in a sampling context to the context of a natural event in which variation occurs. Students aged…