I know a good number of designers that will print out 2D elevations of their design (at scale), then spray-tack* it to 1/8" or 1/4" foam core. Use an exacto kn

I know a good number of designers that will print out 2D elevations of their design (at scale), then spray-tack* it to 1/8" or 1/4" foam core. Use an exacto knife to cut the shapes out of the foamcore, then assemble with glue, small tacks, paper hinges, etc. * http://www.homedepot.com/p/3M-Super-77-16-75-fl-oz-Multi-Purpose-Spray-Adhesive-77-24/100067550 http://www.homedepot.com/p/3M-Super-77-16-75-fl-oz-Multi-Pur...