 Aminu attended Katsina College and later went to the University of London's, Institute of Education, alongside Sir Abubakar Tafawa Balewa.He earned his teaching certificate after completing his studies at Katsina College and subsequently became a teacher; he started teaching at the Bauchi training College.While in Bauchi, he spoke freely on political issues and extended his educational horizon by engaging in some various political and educational activities beyond his formal teaching duties.