Yahya Khader Radwan Sabra, Yaseen Ali Al-Maqosi. The Effectiveness of an Educational Program Based on Contract Learning in Developing Writing Skills among Tenth Grade Students in Jordan. jhsss [Internet]. 2025 Jun. 22 [cited 2026 Aug. 19];7(6):33-46. Available from: https://alkindipublisher.com/index.php/jhsss/article/view/10110