This exercise, in which students take slices of clay letters, was developed by a biology professor to enhance students' spatial reasoning without using challenging jargon or digital imaging.

Source:

LeClair, Elizabeth, "Alphatome--Enhancing Spatial Reasoning," Journal of College Science Teaching v. 33 no. 1 (September/October 2003) p. 26-31.

e-max.it: your social media marketing partner