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IQ Octopus

Abstract Reasoning · Hard

Hard matrix reasoning puzzles

16 hard puzzles. Which tile completes the grid? Each one links to its answer and a worked solution.

About this set

Hard grids use line overlays: the third tile in each row keeps only the lines that appear in exactly one of the first two tiles. Rules in these 16 puzzles: line overlay (16 of 16).

Want your own number? The test is 25 visual puzzles, about 12 minutes, no sign-up.

2 questions

Questions

How hard are the hard matrix reasoning puzzles?

Hard grids use line overlays: the third tile in each row keeps only the lines that appear in exactly one of the first two tiles. The rules used in this set: line overlay (16).

Can I see the answers?

Yes. Every puzzle page has a Show the answer button with the correct option and a step-by-step solution. You can also tap an option first to check yourself.

25 puzzles · about 12 min

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25 visual puzzles, free to take. Your full result, with your estimated IQ, percentile and five-area breakdown, is $4.95 one time.

Free to take. Full result $4.95, one time. No subscription.