This game is not a puzzle but a collection of puzzles of beautiful scenery with a choice of 9 to 64 pieces.
Using the buttons "Next Image" and "Previous Image", choose your landscape among the five proposed. Then select the number of parts, from 9 to 64, with the button "Toggle Difficulty." Then click "Start Puzzle" button and "SHUFFLE" to shuffle the pieces. The button "Hide Preview Image" is used to hide the background image and the button "Solve Puzzle" is used to display the completed puzzle. Move the pieces using the mouse.
(Automatic translation)
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.