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To be a mine or not to be a mine...

Logic Level 1

Is cell Z a mine?

Note: The number in each of the 4 open cells represents the number of hidden mines in the 8 cells around that number.

Yes No There isn't enough information

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Your answer seems reasonable. Find out if you're right!

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That seems reasonable. Find out if you're right!

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by Zandra Vinegar

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