Six types of jigsaw puzzles based on the world map.
-You can get a sense of accomplishment by sliding the scattered pieces and fitting them one by one.
-The name will be displayed when the piece is fitted.The name display setting when you grab a piece can be turned off, which is useful for memorization.
-You can choose Japanese or English.
-Tap the piece icon at the bottom of the screen to highlight the pieces that haven't been fitted yet, so you don't have to worry if you don't know which piece you can move.
-Tap the button at the bottom left to display hints or return to the top screen.
-You can play from any of the 6 types, but it is recommended to start in South America, where there are many large pieces and it is easy to play.