عنوان البحث الثالث عنوان البحث الاول عنوان البحث الثانى عنوان البحث الرابع عنوان البحث الخامس عنوان البحث السادس عنوان البحث السابع عنوان البحث الثامن عنوان البحث التاسع عنوان البحث العاشر البحث الحادى عشر البحث الثانى عشر 1) Piano pieces for children op.246 at Louis kohler and its performance style scientific conference faculty of music education - Hellwan university 2003 2) Reaching good performance of easy pieces for piano at bela bartok- faculty of music education - Helwan sciences and arts 2004 . Performance style of melodic studies op.43 for piano at allessandro longo – faculty of music education - Hellwan university sciences and arts – 2005. 4) Difficulties of piano performance in the accompaniment of selected violin sonatas by Bach and the possibilities of overcoming them scientific conference faculty of music education - Hellwan university 2006. 5) Performance style of piano studies op.104 at Felx Mendelssohn faculty of music education - Hellwan university sciences and arts 2007. 6) Performance style of sonatinas for young pianists at Soulima Stravinsky faculty of music education - Hellwan university sciences and arts 2009. 7) Performance style Spanish dances op.12 at Moritz Moszkowski using accent faculty of music education - Hellwan university sciences and arts 2009.