You have to trace around the object that needs to go inside so it won't be too big nor to small. Cut out the shape then glue all of the pieces together.
You can make a cardboard coffin or casket using a leftover refrigerator box. Just cut the sides of the box down to create a smaller box and then paint the box to look like wood. You can add pillows to the interior of the box to make it more "coffin-like."
corpse+wood=coffin
how can i make a radio made of cardboard
how to make a simple model piano out of cardboard
in a coffin!
I suggest the use of cardboard to make cardboard egg crates.
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You could not make it with entirely cardboard, but you could use it for wings if you wanted to.
Some cardboard and paper are recycled to make new cardboard, but the primary raw material for cardboard is wood (celulose).
You can make cardboard more durable by adding layers, using thicker cardboard, or applying a protective coating like varnish or sealant.
A bin can be made out of a cardboard box without doing anything at all to it. However, if the cardboard is in pieces, it can be glued together with wood glue to make a bin.
A vault. Some states require one in addition to a wooden or cardboard casket to prevent erosion once the wood or other type casket starts to degrade. There are "Green cemetaries/burials where natural wood or fiber materials are used. A stone coffin from the Egyptian pyramids is called a Sarcophagus.