That’s all you need to do to convince her to experiment in bed, our survey shows. So take a shot. Threesomes, anal and public sex are all trending up. (See the next page.) One reason: premarital playtime lasts longer. The average age for a first marriage is now 29 for men, and 27 for women. Modern society is increasingly openminded, adds anthropologist Helen Fisher, author of Anatomy of Love. We’re also healthier and better educated – and educated people tend to be curious. Join the party: at weshouldtryit.com, you and your mate can separately take a sex questionnaire that reveals only the activities you both chose. You can even add your own questions. So she’ll learn of your Gilmore Girls fantasy only if she’s into it, too. 61% of women say “just ask” (vs. 48% 10 years ago).