The allure of Pop Rocks is undeniable. Sure, the whole "fireworks in your mouth" thing is a gimmick, but it's an awesome one. You know what else is an awesome gimmick? Everybody's favorite Red Hot Nickel Ball.
Decades before molecular gastronomists were hawking vodka mist and caviar foam, we had food that was just plain fun: Pop Rocks, Magic Shell, and countless other strange creations that required a science lab to invent.