At the top right corner of the screen there is a pause button which offers access to a play menu and resuming the game.To the right of the timer there is a shadow for 3 fruits you can collect on each level.The top left of the screen has a timer indicator which shows how long you have played the current level for.Tap the screen with your finger to move around the level.If you get stuck you can lift the left-click, move the mouse & re-establish your movements.
This will bring up the character select screen.