When I started asking questions about sex as a kid, my mother handed me her own well-worn copy of From Little Acorns: The Story of Your Body. A pretty staid choice compared to the more explicit sex-ed books for kids from the 1970s, but it was considered quite progressive when Mum first read it in 1951.
Frances Westgate Butterfield's gentle descriptions of ovulation, insemination, and pregnancy are forever stuck in my brain. How about you? Did you get a pamphlet from school? Did your parents drop a book in your lap? Tell us about it in the comments.