Mathematics curricula from many countries have emphasized conceptual understanding as more important than the mastery of isolated skills. However, researchers and educators have used different measures to access students' conceptual understanding of mathematics. Thus, it seems necessary to further explore whether and to what extent different…

Informed by multiple theoretical perspectives pertaining to academic procrastination, this investigation examined multilevel models aimed to predict homework procrastination using the data from 1,072 middle schoolers in China. Our model incorporated student gender, homework motivation, homework approach, homework behavior, and time allocated to…