Nurwindi, Nurwindi, and Aprian Giosaputra. “THE EFFECT OF THREE DIMENSIONAL MEDIA TO INCREASE STUDENT LEARNING RESULT IN CUBE AND BEAM MATERIALS IN CLASS V SD STATE 21 MENDO WEST”. JURNAL HANDAYANI PGSD FIP UNIMED, vol. 10, no. 1, July 2019, pp. 21-27, doi:10.24114/jh.v10i1.14134.