Jang Yeong-sil
c. 1390–1450s — Korea
Era: Medieval
Brilliance: 8/10 | Stewardship: 7/10 | Composite Index: 56
Born a slave. Became Korea's greatest inventor. Rain gauge, water clock, sundial.
Total BrainCoins: 0
Cast BrainCoins for Jang Yeong-silc. 1390–1450s — Korea
Era: Medieval
Brilliance: 8/10 | Stewardship: 7/10 | Composite Index: 56
Born a slave. Became Korea's greatest inventor. Rain gauge, water clock, sundial.
Total BrainCoins: 0
Cast BrainCoins for Jang Yeong-sil