The present study aims to investigate the factorial validity and reliability of a "students' perceptions of classroom activities questionnaire" made by Gentry, Gable and Rizza (2002) Gable and Rizza (2002) and Karshky, et al. (2009Karshky, et al. ( , 2011 (AGFI= 0.85, GFI= 0.90, RMSEA= 0.056, RMR= 0.07, CFI= 0.91). So, this questionnaire can be a useful tool for assessing students' perceptions of classroom activities.