Which difficulty is right for you?

Every book is honestly labeled, so you always know what you're getting. Pick a level below to see every matching title.

Sudoku difficulty levels, explained

Each level is defined by the solving techniques a puzzle requires, not just by how many numbers are filled in. Here is what each level feels like and the standard behind it. Click a level to see every book that matches.
Very Easy

The gentlest possible start. Lots of numbers already filled in, so you're always making progress. No advanced tricks needed.

Solving techniques: Singles only.

Best for: first-timers & relaxing
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Easy

A breezy, satisfying solve. A few more blanks to fill, but still smooth and stress-free. Perfect once Very Easy starts to feel quick.

Solving techniques: Singles, pairs and pointing.

Best for: building a daily habit
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Medium

A pleasant little challenge. You'll slow down and think a little more. It's the sweet spot for a focused, screen-free break.

Solving techniques: Pairs, triples and pointing.

Best for: confident solvers
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Hard

A real brain-stretcher. Fewer starting clues and trickier logic for solvers who want to dig in and savor the satisfaction of cracking it.

Solving techniques: Advanced techniques may include X-Wing, Swordfish, Y-Wing and XY-Wing.

Best for: seasoned puzzlers
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Not sure where to start? Grab a free set of 10 puzzles and try it out, no pressure.

Choosing levels for a whole activity program? Our puzzle activities for senior living communities page covers difficulty ranges, print sizes and facility pricing.