Construction brings together many distinct skilled trades working in sequence: masons lay blocks and concrete, carpenters shape and install wood and formwork, electricians wire buildings for power, plumbers install water and drainage systems, and painters and finishers complete the final look. Most tradespeople enter through an apprenticeship model, working under an experienced tradesperson for a period of years to learn hands-on skills before working independently, rather than through classroom study alone, which makes practical, supervised experience the core of trade education. Rapid urbanization across Nigeria and much of Africa, combined with a housing deficit frequently cited by government and industry sources in the tens of millions of units, means skilled construction labor remains in steady demand in both formal construction firms and informal, self-employed trade work. Because the work is hands-on and does not require a university degree, trades offer a practical route to stable income.