Learning Islam covers a wide range of subjects that are essential for every Muslim including but not limited to Aqidah (Creed), Fiqh, Science of Tajweed, Science of Hadith, Tafseer, and Islamic History. Each subject is divided into several levels of online Islamic classes that go from basic knowledge to advanced knowledge.
Learning Quran as a part of learning Islam involves learning Quran Memorization, Recitation, Tajweed, and Tafseer where you master the letters and their phonetics, understand the characteristics of every letter and their articulation points, and enable students to read the Quran without errors.
Also, learning Hadith as a part of learning Islam involves learning many Ahadith of the prophet Muhammad (PBUH). It is with the study of authentic hadiths that we can understand how to apply the Quran in our daily lives. Moreover, you should learn Aqidah, Fiqh, and Islamic History.