The current study aimed to practice degree of post-basic education Arabic Language teachers in the Sultanate of Oman for the principles of active learning, and to identify obstacles to their application from their point of view. To verify this aim, the current study adopted a descriptive approach based on data collection through the study tools and analysis to reach the results and recommendations. The researcher prepared a note card consisting of 34 words divided into four axes, and a questionnaire consisting of 32 words divided into four axes. The researcher verified the two instruments of the study by presenting them to a number of specialists, and stability using statistical treatments, the agreement factor for the note card was 75.3% and the alpha factor of Cronbach total 0.980 while the alpha coefficient of Cronbach for resolution was 0.989. The results showed that the practice degree of Arabic language teachers in post-basic education of the principles of active learning is a small degree, and that the obstacles to the application of the principles of active learning is high. Therefore, the researcher recommended an exchange of experiences between teachers with distinctive experiences in the application of active learning and other colleagues of Arabic language teachers by employing their skills in vocational development programs for ه teachers, and spreading awareness of the importance of applying the principles of active learning during the teaching of Arabic language Workshops, seminars, social media and other means, and proposed a similar study of the current study applied to Arabic teachers in basic education, and the proposal of a program to train Arabic language teachers to teach in accordance with the principles of active learning and measure its impact on the survival of the impact of learning among their students and their tendencies towards active learning.