Shamim N. To Evaluate the Application and Implementation of Ralph Tyler’s Curriculum Theory within the Realm of Elementary Education in the Contemporary Era of the 21st Century in Karachi: Ralph Tyler’s Curriculum Theory within the Realm of Elementary Education in the Contemporary Era of the 21st Century. JEHR [Internet]. 2024 Jun. 30 [cited 2024 Oct. 18];17(1):63-81. Available from: http://journal.uob.edu.pk/journal/index.php/jehr/article/view/448