That article about the Egyptian d20 was circulating on Twitter again the other day and I started to wonder: where did these things come from?
Jumbo D20's – The Humble Dragon
Roll the Dice: A Brief History of the Humble d20 - the Roarbots
Roll the Dice: A Brief History of the Humble d20 - the Roarbots
DiceDB - The history of dice
为什么DND/CRPG 游戏选择使用了D20 骰子？ - 778899 的回答- 知乎
Capturing Culture: 'A History of Video Games in 64 Objects' - the Roarbots
The High Roller The All-20 D20 Mysterious Package Company, 43% OFF
The Devil's Picture Book: A Brief History of Tarot Cards - the Roarbots
Making a roll-and-write for history class using Roll through the Ages as a guide
Roll the Dice: A Brief History of the Humble d20 - the Roarbots
Jumbo D20's – The Humble Dragon