Did You Know?

The 4×4 mini-Sudoku (with digits 1–4) is used in elementary schools worldwide as an introduction to logic puzzles.

Did You Know?
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4
9
1
7
6
6
3
1
7
8
5
8
7
6
1
4
9
7
3
8
7
9
5
1
3
6
Food for Thought

"There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is." — Albert Einstein

Food for Thought