First concept ,looking for honest criticism

A one flooring home ,for a pair with a teenage son ,for individuals who surprise ,the area on the highest proper is a gymnasium I couldn’t end but ,u enter the home by a hallway, u both go straight to entry the gymnasium ,or flip proper to get into the home ,made it like this so members of the family+buddies can entry the gymnasium with out getting in the home ,the hall is partially coated with a roof ,incase somebody needed to go to the gymnasium when raining ,they wont get moist, after we entry the home ,on the left we see the steps ,with a backyard in the course of the steps ,no roof on the backyard however coated in glass so air+mud wont have entry ,going straight we see the lounge ,with a billard desk ,proper we see the eating room ,a wall separating the lounge and eating room so those that eat can have their privateness incase others have been in the lounge + makes the entry from the kitchen to the eating room simpler ,on the very proper we discover the main bedroom,dressing,toilet (en-suite) and a no roof backyard with a inbuilt bench, going up the ground we discover the son’s room , toilet and by the top of the hallway a portray workshop .

Im searching for sincere criticism and Ik home windows are lacking,i simply couldn’t determine the place to place them since i didnt know tips on how to do the orientation (north-south)