CouplaClips (Kapla compatible clips)

This idea originates from August 2015, when I started designing/printing plastics. I saw my kids trying to build a roof for a Kapla house, but it'd always fall apart. As their frustration grew, I started thinking how wonderful it'd be if they would have plastic clips to hold the wooden pieces together. To my surprise, no such thing existed, so I started drawing in sketchup and did a few test prints.
Because a few other parents were enthusiastic as well, I decided to put the files and the desig