Zener Cards

Click top buttons to play. Standard game is 25 guesses, but can go on for much longer for added challenge. Click "Score" button when finished.
Zener Cards
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Number Guesses:

Number Correct: 

Percent Correct:   


In a standard game of 25 guesses:
Skill Level (Number Correct: Probability): Beginner (3-7: 79%), Intermediate (8-14: 10.9%), Advanced (15-19: 1 in 90,000), Expert (20-24: 1 in 5 billion), Impossible? (25: 1 in 300 quadrillion)