The most vivid I can remember is falling off something (maybe a jungle gym) in pre-school and landing right on my head, face-first. I've still got a scar near my left-eyebrow from it. I thought for the longest time that a piece of bone came out, 'cause I remember seeing something near my face. But, common sense now tells me it must've been a block, or something. 
Oh, I must've been 4-5 years old.
Oh, I must've been 4-5 years old.
