List of Articles cognitive memory Open Access Article Abstract Page Full-Text 1 - Analysis of the content of Persian books in the second half of the elementary school (sixth grade) Ayub Saadat Mehr Zakia Dastmard Open Access Article Abstract Page Full-Text 2 - Analysis of the content of Persian books in the second half of the elementary school (sixth grades) based on reading activities Ayub Saadat Mehr Zakia Dastmard