Density has been reported as one of the most difficult concepts for secondary school students (e.g. Smith et al. 1997). Discussion about the difficulties of learning this concept has been largely focused on the complexity of the concept itself or student misconceptions. Few, if any, have investigated how the concept of density was constituted in…

Active participation in university tutorials seems to be commonly argued as one of the learning difficulties of non-English-speaking background (NESB) Asian students enrolled in Western English-speaking universities. These students are often portrayed as being passive in class and this is commonly attributed to their background culture. Using…