This bingo card has 20 words: acquire, authority, elite, engineering, exports, imports, nobles, obelisk, sphinxes, symmetry, hierarchy, polytheism, surplus, silt, urban, rural, labor, irrigation, empire and civilization.
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Learn how to conduct a bingo game.
With players vying for a you'll have to call about __ items before someone wins. There's a __% chance that a lucky player would win after calling __ items.
Tip: If you want your game to last longer (on average), add more unique words/images to it.