Prime Number Sieve

Can you follow the prompts to discover all the prime numbers between 1 and 100?

Forced Order Answers have to be entered in order
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More Info:
  • The prime number cells will show up in Sporcle orange, and the composite number cells will show up in light blue.
Picture Click: Click on regions of an image
Forced Order: Answers have to be entered in order
Last Updated: Jul 5, 2023
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