Challenge yourself with curated logic puzzles, number patterns, and brain teasers — all with detailed explanations.
EasyPuzzle #1
What comes next: 2, 4, 6, 8, ?
9101112
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Answer: 10 — Each number increases by 2.
EasyPuzzle #2
What comes next: 3, 6, 9, 12, ?
13141516
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Answer: 15 — Each number increases by 3.
MediumPuzzle #3
What comes next: 1, 4, 9, 16, ?
20242530
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Answer: 25 — Perfect squares: 1², 2², 3², 4², 5².
MediumPuzzle #4
What comes next: 2, 6, 18, 54, ?
108128162180
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Answer: 162 — Each number is multiplied by 3.
MediumPuzzle #5
What comes next: 1, 1, 2, 3, 5, ?
67810
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Answer: 8 — Fibonacci sequence: each number is the sum of the two before it.
EasyPuzzle #6
What comes next: 100, 90, 80, 70, ?
50556065
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Answer: 60 — Each number decreases by 10.
Why Solve Brain Teasers?
Brain teasers stimulate critical thinking, improve problem-solving skills, and keep your mind sharp. They're used in education, job interviews, and cognitive training programs worldwide. Regular practice with brain teaser challenges can improve lateral thinking and creativity.
Types of Brain Teasers
- Number patterns — find the rule governing a sequence (play now)
- Logic puzzles — use deduction to find the answer (try Logic Grid)
- Math brain teasers — arithmetic challenges with a twist (Make 24)
- Riddles — wordplay and lateral thinking (Daily Riddle)
For more structured challenges, explore our logic games or try the daily brain workout.