When lose the game, score is hidden by remaining grids — see screenshot:

Either remove the remaining unmatched pictures so they don't obscure the score, move the location of the score, or place a semi-transparent background behind the score so it's more visible against the grid.
When lose the game, score is hidden by remaining grids — see screenshot:

Either remove the remaining unmatched pictures so they don't obscure the score, move the location of the score, or place a semi-transparent background behind the score so it's more visible against the grid.