?Mathematical formulae have been encoded as MathML and are displayed in this HTML version using MathJax in order to improve their display. Uncheck the box to turn MathJax off. This feature requires Javascript. Click on a formula to zoom. ABSTRACT To address the challenge of teaching functional thinking (FT), this study proposed to ground mathematical reasoning in tactile experiences and investigated whether a digital-embodied design using nomograms enhances FT in a classroom setting.