Development of Learning Devices Based on Realistic Mathematics Education to Improve Students’ Spatial Ability and Motivation
Shulha Kynanda Putri, Hasratuddin, Edi Syahputra
https://doi.org/10.29333/iejme/5729
International Electronic Journal of Mathematics Education, Volume 14, Issue 2 , pp. 393-400

Using Courseware Instruction to Improve Junior High School Students’ Spatial Visualization Skills
Samuel Adaboh, Robert Akpalu, Isaac Owusu-Darko, Samuel Stevens Boateng

International Electronic Journal of Mathematics Education, Volume 12, Issue 3 , pp. 353-365