Sexual education literature is often blasted for being too vague or too clinical for kids to understand, which is exactly how those who don't want sex ed taught in schools like their literature.But there's no place for vagueness in sex ed, and even this beautifull illustrated book from 1968 called How Babies Are Made explained sex better than many modern sex ed textbooks.It does, however, omit a visual reference of the sex act itself, which is forgivable considering when the book was published, but overa...