To start playing Smiley Cubes, simply open the game and click on pairs of identical square emoticons to remove them from the screen.

The objective of Smiley Cubes is to click on pairs of identical square emoticons to remove them from the screen until all emoticons are cleared.

Yes, you can play Smiley Cubes offline once it has been downloaded to your device.

While the game description does not specify multiple levels, you may encounter increasing difficulty as the number of emoticons increases on the screen.

The game description does not mention a time limit for each level, so players can take their time to match and clear the emoticons.

The game description does not mention any hints or power-ups, but it's possible that such features might be available depending on the specific version or updates of the game.

Since the game involves matching emoticons, which are universally recognized and enjoyed by both children and adults, Smiley Cubes is suitable for all ages.

Points are typically earned by successfully matching and removing pairs of identical emoticons. The exact scoring system can vary, so it's best to check the game's instructions for details.