Knowledge and Curiosity
Grown-ups

Levels 7–10

Picture Sudoku

Place four animal families so every row, column and 2×2 box contains each once.

How to play

Select Fox, Frog, Bird or Bee, then choose an editable cell. Shaded clues stay fixed. Check reviews repeated animals; Clear removes your own entries.

Twelve, eleven, ten or eight fixed clues at the shared profile level. Every card has a certified unique solution. A visible-clue hint explains one forced cell. Finish every row, column and box, then Check. Undo, Reset and explicit Next puzzle are relaxed and untimed.

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About Picture Sudoku

Place four animal families so every row, column and 2×2 box contains each once.

How to play

Select Fox, Frog, Bird or Bee, then choose an editable cell. Shaded clues stay fixed. Check reviews repeated animals; Clear removes your own entries.

Twelve, eleven, ten or eight fixed clues at the shared profile level. Every card has a certified unique solution. A visible-clue hint explains one forced cell. Finish every row, column and box, then Check. Undo, Reset and explicit Next puzzle are relaxed and untimed.

Choose your Level in the shared profile controls. Your saved discoveries stay on this browser.