Words puzzle game 3x3

Puzzle size: 3 x 3

Do you have a game number (or restart)?

How do I check if a 3x3 puzzle is solvable?

This puzzle has been solved.

This puzzle is not solvable.
A puzzle is not solvable when the last two elements are reversed.

Link to this game:

Do puzzles help with memory?

The answer is Yes. Word games or puzzles can help improve memory.