Grand Canyon; How Old am I? - Statistics

General Stats
  • This quiz has been taken 2 times
  • The average score is 3 of 6
Answer Stats
Hint Age Hint % Correct
Layer 6 1700 Mya
50%
Layer 1 250 Mya
50%
Layer 2 260 Mya
50%
Layer 3 330 Mya
50%
Layer 5 540 Mya
50%
Layer 4 530 Mya
0%
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Score Distribution
Percent of People with Each Score
Percentile by Number Answered
Your Score History
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