Navarro, Edmundo Rae V. The effectiveness of game-based instruction in enhancing numeracy skills of Grade 7 Learners / Edmundo Rae V. Navarro. - xiii, 169 leaves : colored illustrations, tables, figures ; 29 cm. Includes references. Subjects--Topical Terms: Game-based instructionNumeracy skillsGrade 7 learners Dewey Class. No.: 371.33 / N322