The problem with which this study is concerned is that of determining the specific stated factors that influenced Nigerian adults to participate in adult basic educational programs of the Nigerian Baptist Convention which lead to the first-school-leaving-certificate. The purpose of the study was to identify and examine the factors that influence Nigerian adults to participate in the adult basic and certificate educational programs of the Nigerian Baptist Convention, and to make recommendations for program improvements based on these findings. The data for this study were collected from questionnaires which included demographic information about the participants and a list of reasons for educational participation and needs-met statements. Questionnaire items were rated on a five-point scale. The researcher mailed 600 questionnaires to both adult basic and certificate education students in the adult education programs of the Nigerian Baptist Convention in Ibadan, Nigeria. The basic education group responded to 126 questionnaires, while the certificate groups responded to 122 questionnaires.