The aim of the current research is to recognizing the impact of mind and informational strategy on the achievement with the second intermediate students in the grammar of arabic language, the researcher used a partial-set experimental design and intentionally selected a sample out of the second intermediate class from (AL- Markazya Intermediate school) in the district of Hilla, affiliated which belongs to General Directorate of Babylon Education in the year (2020-2021) for applying the experiment. The sample was composed of (50) students, (25) ones for each group, the experimental group and normal one. The researcher balanced between the two groups in various changes including: (the chronological age counted by months, the academic achievement of the fathers, the academic achievement of the mothers, the grades of last year for the Arabic grammar, pre-test achievement).

After specifying the scientific material which is intended to be studied, it included the second and third chapters out of  the grammar of Arabic language for the second intermediate class which is decided to be studied in the academic year (2020-2021). In the light of the content of the book, the researcher specified the studying plans and made a test for the achievement which was composed of (36) clauses. The researcher investigated from the validity, reliability, differentiating ability, difficulty factor, and its wrong alternative activities. He also studied the research groups in the duration of the experiment which lasted from (2021/3/2) to (2021/3/18). After accomplishing the experiment, the researcher applied the test of achievement. In the light of the research results, the researcher has recommended many recommendations and suggestions.