I started watching the MTV show Finding Carter, and like all sets for teens, the kid's hang out spot is extremely colorful, and full of snacks.
Their playhouse/art studio is inside shipping containers. I like the use of a rug on the wall to soften the space, even though I have never cared for the rug they chose.
Here is a shot of the club house exterior at night:
This space is perfectly on trend: bulb string lights, Chinese lanterns, neon cord chairs, etc.
You can purchase your very own neon acapulco chair (egg shape)....everywhere.
And you can get than jazzed up too: