(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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Plate tectonics
Over various time periods
Ocean Trenches
South America and Africa
Younger sea floor found at ocean ridges
Older sea floor found near the edges of continents