Cardboard
A cardboard box usually put in garbage can be made into storage. with just glue, scissors, tape, and rubber bands that I used to help the glue hold you can make a stand
Cut Cardboard
cut cardboard bottom piece is 13x13 inches and top is 12x8.5 inches and for the beams its 13x6 inches
Make Beam
The beam i folded 4 times where my in each it was slightly less than two inches
Done
Let it hold with the rubber bands an then it should be done