Really like the idea, and the aesthetic is very very cute! What we really needed was some conveyance here, though. It was very tricky to figure out what a "loop" meant, and what the rules were for how to fill them. The Loops Remaining text was always obscured by the squiggles and was very hard to read. By the time the moving guy appeared, we were completely lost about how to proceed with the level.
This game needs a tutorial, or a How-to-play in the game page description.