Research Summary
The Historical and Civilizational Mistakes in the school courses
For the Second Preparatory and The second secondary grades

The importance of this study lies in correcting some historical and civilizational Mistakes in the Islamic era. This is of course beneficial to all generations, especially those arising from them, which is reflected in the preparation of nations and their advancement in all walks of life.

The method used in the study is the critical approach, the analytical method of The historical events, the systems and the cultural manifestations, with the inference of some evidence and proofs to support the information contained in the study.
The problem of the study is reflected in two aspects: First, correcting some of the historical and cultural Mistakes in the curricula of the Second Preparatory and The second secondary grades. The second aspect is the possibility of convincing the reader of the corrected information or not.

The study is divided into two main sections, The first part was entitled: "The Historical and Civilizational Mistakes contained in the Second Preparatory Grade Course", while the title of the section Second: "The Historical and Civilizational Mistakes contained in the second secondary grade course", and the study concluded with a conclusion included the results reached, in addition to a list of sources and references relied upon.