So, many years ago, I bought a two pack of model kits on eBay for my kids for Xmas.  One was the Hulk, and the other was Spidey.  I remember these ads from the backs of silver age Marvel comics, but I never bought nor built one. My kids turned their noses up at the kits, and I still have them, unaopened. So recently i bought some airplane glue/plastic cement, and decided to take a whack at them.…