Spatial ability is a significant component of mathematical ability and a foundation for children to master mathematical knowledge. Although many studies have confirmed that technology can enhance children's learning, few have explored the use of technology in the area of children's spatial learning. In this study, we adopted a paradigm for…

Four hundred and three 3rd- and 5th-grade Chinese students took the Multiplication Estimation Test or participated in the interview on it, designed to assess their computational estimation performance on whole-number multiplication. Students perform better when tasks are presented visually than orally. Third graders tend to use rounding based…