Judul Asli: Maximize Your Brainpower: 1000 New ways to Bost Your Mental Fitness
Judul Asli:Shalatul Mu-min Mafhuum Wa Fadha-il wa Anwa' wa kaifiyyah fii dhau-ii Kitab was sunnah
Judul Asli: Keep Your Brain Fit
Judul Asli:Iq and Psichometric Test Workbook