The hexagon version is meant to be stacked as shown below. I will post updated pictured of the more refined model soon – and plans for making one of your own.
Use the above PDF file to print the template onto 2 sheets of 11×17 (ledger) paper.
Use this file for the Coroplast cutting and folding measurements.
The cut pattern on this is a bit intricate. You can make this more simple by cutting the hexagon pieces without the notches. A Maker group in Virginia came up with a version a bit more easy to build here.
The Hexagons Caverns can be made with wood, Coroplast, and insulation foam.
The frame and door pieces will look like this:’