From

An Assessment of Grade 8 Geometry Teaching Guide of the K to 12 Basic Education Program Based on Van Hiele Model of Geometric Thinking and Department of Education’s Standards

Gerome H. Bautista, Dominga C. Valtoribio

American Journal of Educational Research. 2016, 4(18), 1281-1284 doi:10.12691/education-4-18-6