RIUNGU, M. N. Teaching factors affecting learning of mathematics to visually impaired pre-school learners: a case of St. Lucy's school for the visually impaired, Imenti south district, Meru south, Kenya - Chuka, Kenya Chuka University 2013 - 81 leaves Subjects--Topical Terms: 1. Mathematics ---study and teaching LC Class. No.: THE QA 135.5 / .R58 2013