It is not really realistic… I know that the Tiles are way to linear ^^
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You will master the skills to manipulate arrays of the same objects.
Randomize them or shape them of your likings.
Don’t look too much what others did or do.
Some students have already more knowledge or do the course a second time, because of the updates.
A warm welcome with a good project.
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thanks 
Important thing is you realise the tiles are not ideal. So as you learn more you will be aiming to make things better. Overall it is a good neatly made well with bonus additions like the rope winder.
Welcome to this site.