nigeria represents one of the paradoxes of development in which case the nation is rich but her people are poor. this study examines the rate of poverty among rural households in south western, nigeria. a random multistage sampling was employed for the study. ekiti and osun states were randomly selected from the six states in south-western nigeria. this was followed by random selection of two l...

Distance-regular graphs have been a key concept in Algebraic Combinatorics and have given place to several generalizations, such as association schemes. Motivated by spectral and other algebraic characterizations of distance-regular graphs, we study ‘almost distance-regular graphs’. We use this name informally for graphs that share some regularity properties that are related to distance in the ...

This study attempts to analyze and evaluate theories and design principles for design and development of multimedia program for teaching and learning Arabic vocabulary. The researchers mentioned about the research tools, research samples and steps which are related to the design and development process. The study proposes the implementation of social constructivism theory proposed by Vygotsky (...