From Catholic sexual ethics to biology to foreplay to positions, Catholic Intimacy’s articles are a reference point for all your Catholic sexual queries.
Articles
The Moral Permissibility of Marital Aids, Oral and Anal Stimulation
Can Catholics do oral sex? Can Catholics do anal sex? Can Catholics use sex toys?
If you found this site because you did an internet search for one of those questions and want a short answer then here it is: it depends on what you mean by those terms.