Lay J.-G.Wu C.-Y.Wu C.-J.Wang C.-A.2019-05-232019-05-232015https://www.scopus.com/inward/record.uri?eid=2-s2.0-84964076408&partnerID=40&md5=0c5fffbfbc1d5fbc1daf6deedb97f85ahttps://scholars.lib.ntu.edu.tw/handle/123456789/410124Enhancing spatial thinking in high-school education: An evaluation of geography textbooks in Taiwanconference paper2-s2.0-84964076408