This is a 3D version of the L game, featured in this Vsauce2 Video
and available online here.
It is a simple logic game, similar in playability to tic tac toe, but slightly more complex. I have not been able to find an official sale model of this game, and although it is easy enough to make out of simple household items, I wanted to design a 3D Printable version that could be played easily.'
Video Animation of exploded view: https://a360.co/3EKNDzp
The author hasn't provided the model origin yet.