WOLFRAM MATERIALS for the ARTICLE:
Đokić, O., Dabić Boričić, M. & Jelić, M. (2021).
Comparing ICT With Physical Manipulative Supported Learning of 3D Geometry in Elementary School.
Journal of Educational Computing Research, 59(8), 1623-1654.
https://doi.org/10.1177/07356331211001319