You're simply wrong - they are insisting books like "Gender Queer" and "This Book Is Gay", both of which have graphic depictions of sex are stocked in libraries.
All of them. You haven't been paying attention if you're not familiar with this issue-- they are insisting that school libraries stock books depicting graphic visual depictions of gay sex. Also demanding children be exposed to drag shows where the performers are dressed in lewd outfits and performing lewd acts.