List of Articles یادگیری مشارکتی - خودکارآمدی اجتماعی - پیشرفت تحصیلی -کلاسهای چندپایه Open Access Article Abstract Page Full-Text 1 - The Impact of Collaborative Learning on Social Self-Efficacy and Academic Achievement of Female Students in Multi-Grade Classes khadijeh aerab sheibani khadijeh alipor AMIRHOSSEIN gholami