Adult functional literacy curriculum no doubt, is a panacea to human resource development in Nigeria. Government and non-government organizations have roles to play in providing functional education to adults who drop out of school or have no opportunity of attending the formal school system for all round development. This paper therefore, examined some basic concepts related to the work such as adult education, literacy, curriculum and human resource development. It highlighted some evils of illiteracy, the scope and merits of adult literacy curriculum. The challenges of implementing adult literacy curriculum were also x-rayed. Relevant recommendations and conclusion were made as a way forward.