LEVEL 10
Genius Review
Combine techniques and explain every elimination before committing it.
How to find it
- Scan for simple moves first.
- Prioritise strong links and constrained digits.
- Name and verify the pattern before removing a candidate.
Logical demonstration
The violet cells represent the pattern; the gold cell represents the resulting placement or elimination. Verify every highlighted candidate belongs to the required houses before acting.
••••
Common mistakes
- Using cells that do not share the required row, column, box or peer relationship.
- Removing a candidate before confirming every occurrence in the pattern.
- Confusing a possible pattern with a completed logical proof.
Practise the technique
Open a real puzzle, keep candidate notes accurate and ask Genius Coach to identify the next supported logical move.
Practise on a puzzle