Kiyiapi, Catherine et al. Let's Do Mathematics Activities Grade 2 / Learner's Book. - 1st ed. - Nairobi, Kenya : Oxford university Press, 2018. - ill. col. 141 p. 17 cm. ISBN: 9780195747010 Standard Tech. Report. No.: Nat. Bib. No.: KeNaShofco Nat. Bib. Agency Control No.: KeNaShofco Dewey Class. No.: 500.510