By Difficulty Medium Nonogram Medium Nonogram Medium 15×15 — Set 1
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Show solved pattern
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Solver Notes
Medium 15x15 nonograms are where many solvers find their ideal puzzle experience. Fifteen to twenty-five minutes of systematic deduction across 225 cells produces the flow state that makes nonogram solving addictive. The completed images are detailed enough to be genuinely surprising when they emerge.
Frequently Asked Questions
What is a Medium 15x15 Nonogram?
A medium 15x15 Nonogram (also called Picross, Griddlers, or Hanjie) is a picture logic puzzle. Number clues along the rows and columns tell you how many consecutive cells to fill in each line. Solving the puzzle reveals a hidden medium 15x15 pixel-art image. No guessing is needed — every cell can be determined by pure logic.
How do I solve a 10×10 Medium 15x15 Nonogram?
Start with rows or columns where the clues nearly fill the entire line — these have forced cells you can mark immediately. Then use the “overlap” technique: if the clue block could start anywhere in a range, the overlapping cells in every possible position must be filled. Cross-reference row and column clues to eliminate possibilities until every cell is confirmed filled or empty.
What is the best Nonogram size for beginners?
5×5 or 10×10 Easy nonograms are ideal for beginners. The small grid limits the number of rows and columns to analyze simultaneously, and Easy difficulty ensures many rows have simple, single-block clues. Once comfortable, move to 15×15 Medium puzzles, which introduce multi-block clues requiring cross-referencing. The 10×10 medium 15x15 nonogram on this page is a medium challenge.
How many cells does this 10×10 Nonogram have?
This 10×10 nonogram contains 100 cells arranged in 10 rows and 10 columns. Each cell is either filled (part of the pixel-art image) or empty (crossed out). Approximately 45–60 cells are filled in a typical medium-difficulty 10×10 puzzle, forming the completed medium 15x15 picture.
What is the difference between Nonogram, Picross, and Griddlers?
Nonogram, Picross, Griddlers, and Hanjie are all names for the same type of picture logic puzzle. “Nonogram” is the original academic name. “Picross” is Nintendo’s trademarked name for the puzzle in their video game series. “Griddlers” is the name used by the popular online puzzle community. “Hanjie” is the name used in Japanese and UK puzzle magazines. The rules are identical across all versions.