Trust me, you can! I have been working at this project for about 3 weeks and it has been so much fun and not hard at all. All you need is some foam, a glue gun, a pair of scissors and one or two hours of time a day
It is really like what you did in kindergardeb, playing with paper and scissors
By the way, the armor is basicly finised now, i have painted it with white glue so that it holds together better and it gives the armor a nice shiny look. I will now paint the armor, and will probably make it red and gold as the original