The "Islamic Studies" series of books by the prolific writer and scholar Dr. Bilal Philips are part of a meticulously written series intended to guide young Muslims in a manner that helps them acquire a thorough practical and spiritual foundation. This series have been generally acknowledged as an excellent introduction set to the principles of the Islamic faith, with core sciences discussed and explored, for both the new Muslim as well as the "old" Muslim wishing to brush up on the fundamentals.
Author: Abu Ameenah Bilal Philips
50 Questions And Answers On Islamic Monotheism which talks about Who is your Rub? What is your religion?, Where is Allah?, Who are the friends of Allah? and etc.
Author: Muhammad Bin Abdul Wahhab
Reveiwers: Muhammad AbdulRaoof
Publisher: A Dawah website Wathakker www.wathakker.net
A simplified Introduction to Islam in English language in categories of question and answer in different aspect, and it increases the question from non Muslims.
Author: Muhammad Bin Abdul Wahhab
Reveiwers: Muhammad AbdulRaoof
Translators: Mahmoud Reda Morad Abu Romaisah
Publisher: Cooperative Office for Propagation, Guidance, and Warning of Expatriates in the city of Albatha - A website Islamic Library www.islamicbook.ws
Warning to those who have abandoned prayers
Author: Khaalid Abu Saalih - Khalid Abu Salih
Publisher: Daar Al-Watan
Source: http://www.islamhouse.com/p/1327
Rites of Hajj and Umrah From the book and Sunnah and Narrations from the Pious Predecessors.
Author: Muhammad Naasiruddeen al-Albaanee
An overview of the rites of Hajj, Umrah, and Ziyaarah in the light of Quran and Sunnah.
Author: Muhammad ibn Saleh al-Othaimeen
Source: http://www.islamhouse.com/p/1375