This is my method of stripping the paper off the foam board found at most hobby stores and dollar stores in Canada and the USA. This is the best solution to mega cheap super light builds I have found, and contrary to common belief, its quite easy.
by New Stitch a Day: Knitting and
by Mastermind Toys YouTube Channel
by chezlin
by JinkysCraftsTV
by Amriti fashion villa
by iKNITS
by Craft with Creativity