Chinese illustrator and anatomy instructor Chuan-Bin Chung encourages his students to understand the intricacies of the human body by drawing them. For many of his lessons he creates impermanent drawings on chalkboards as a helpful guide, but instead of quick sketches as one might be accustomed
Source: Impermanent Anatomical Drawings on Chalkboards by Chuan-Bin Chung | Colossal