(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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strata
index fossils
fault
fossils
lateral continuity
geologist
youngest layer
inclusions
key bed
large number of species disapear from a time period
extinctions