In this second part of the tutorial series, you'll aim for developing a fully playable version of the game. When you're finished, the user will be able to drag the tiles and drop them on the correct targets, where they will "stick" to the spot.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/2748-how-to-make-a-letter-word-game-with-uikit-part-2-3