Each of us has our own strengths. Therefore, in each classroom not all students have the same level of competency for a subject or educational activity. Differentiated teaching means teachers teach students the same teaching content using many different methods to suit each student’s ability, helping them maximize their abilities. self. In each lesson, each activity the teacher provides learning tasks with different levels of difficulty depending on the students’ abilities. This article introduces some designs of teaching activities in teaching reading comprehension of story texts for second grade students following a differentiated approach. The author focuses on designing activities at the stage of organizing teaching. At the same time, the article also provides data on the ability to recognize literary text genres (story texts, descriptive texts), and informational texts of second grade students in some local primary schools Ho Chi Minh City.