 Aspects of Igbo culture such as construction of houses , education and religion changed following colonialism . The tradition of building houses out of mud walls and thatched roofs ended as the people shifted to materials such as cement blocks for houses and zinc roofs . Roads for vehicles were built . Buildings such as hospitals and schools were erected in many parts of Igboland . Along with these changes , electricity and running water were installed in the early 20th century . With electricity , new technology such as radios and televisions were adopted , and have become commonplace in most Igbo households . 
