There is evidence to suggest cultural context may affect processing of spatial cues (e.g., Maass et al, 2003). I notice you do not discuss the ethnic/social/economic features of your sample in detail. To what extent could the cultural origin of participants be relevant to your results?
Maass, Anne, and Aurore Russo. "Directional bias in the mental representation of spatial events: Nature or culture?." Psychological science 14, no. 4 (2003): 296-301.
There is evidence to suggest cultural context may affect processing of spatial cues (e.g., Maass et al, 2003). I notice you do not discuss the ethnic/social/economic features of your sample in detail. To what extent could the cultural origin of participants be relevant to your results?
Maass, Anne, and Aurore Russo. "Directional bias in the mental representation of spatial events: Nature or culture?." Psychological science 14, no. 4 (2003): 296-301.