You’ve probably heard the saying that a child’s brain is like a sponge. Indeed, as they grow, they soak up so much knowledge and understanding of the world around them. But this happens with time and, before they mature, kids can also pick up irrational fears of the things they see — or the things they can’t explain. What was your biggest phobia as a kid? Perhaps it matches up with these 20 hilarious-yet-harmless concerns that adults admit to having had as children.