A lecture translated into Estonian in which Sh. Haitham Sarhan answers this great question: Why do we study monotheism? What are the fruits of studying it in this world and the hereafter, and how do we achieve this concept?

A book in Estonian specifically written for non-Muslims to help them better understand Islam, Muslims, and the noble Quran. It is rich in information, references, bibliography, and illustrations. It has been reviewed and edited by many professors and well-educated people. It is brief and simple to read, yet contains much scientific knowledge.