Mwangi, G. (et al) Mentor Science and Technology/ Grade 6 Learner's Book/ cover title - 1st. ed. - Nairobi : Mentor Publishing Company Ltd., 2022. - ii, 174p. : col. ill. ; - 2022 ISBN: 9789966012265 Subjects--Topical Terms: Nairobi : Dewey Class. No.: 600.600