3 ms·
Overhead projector + transparencies
by redmattred 9y ago
Overhead projector + transparencies
- agumonkey 9y agofinger in sand drawing with circle gathering (almost not joking at all)
- potta_coffee 9y agoThis style of communication was super common when I was in the infantry. "Sand Table Terrain Modeling" and "Rock Drills". IMO it's very effective.