Spring - Hard Sudoku (Butterfly)

This Hard Sudoku puzzle features a 9x9 Sudoku puzzle to solve and a picture of a butterfly to color. The Sudoku puzzle is printable and changes each time you visit or click on the Refresh button below.

With this Sudoku puzzle generator, you can easily create new puzzles to use in the classroom or at home.

The puzzle also has an optional answer key checkbox that you can select, if you wish to print out the answer key.

Level of Difficulty: Hard

Sudoku Strategy: To solve the puzzle, you need to fill in the missing numbers (from 1 to 9) so that each column, row and 3x3 subgrid does not contain the same number more than once.

Spring Sudoku Key

836971452
927546318
541328976
178639245
263415789
495782631
654197823
312864597
789253164
sudoku puzzle with a butterfly

 Check this box to display the answer key

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