Papier Mache Master Chief Helmet

Step 6 Prepare some papier mache pulp

Tear up some copy paper into small squares, and let it soak in water overnight.  Then, drain out the water and mix in some undiluted PVA glue and cellulose wall filler powder.  Knead, tear and scrunch the paper until it's the consistency of clay, adding glue and wall filler as necessary.