Today we are taking our yesterday's egg science experiment a bit further. This time we dissolved an empty eggshell! We blew out the egg's insides through a small hole and let the eggshell sit in the vinegar for a day (it could take longer). We ended up with a naked egg membrane that looks like an egg, but you can actually fold it. If you bounce it from one hand to another, the membrane will suck in the air back and it again will look like an egg. This looks like a magic trick, doesn't it? In fac