FENRİCH, Peter. “EVALUATION OF EDUCATIONAL SOFTWARE AND PAPER-BASED RESOURCES FOR TEACHING LOGICAL-THINKING SKILLS TO GRADE SIX AND SEVEN STUDENTS”. The Eurasia Proceedings of Educational and Social Sciences 5 (September 1, 2016): 434–454. Accessed December 24, 2024. https://epess.net/index.php/epess/article/view/306.