What are some fun/kinky things to do with your partner?

Butt slapping as hard as they can take and enjoy.

Pregnancy play. Ask a woman who's stopped menstruating but wishes she could have more kids whether she wants a boy or a girl just before cumming inside her.

Anal play

Record-breaking cosmic structure discovered in colossal galaxy cluster - Phys.org

Sex with good friends but not lovers. Keeping the balance is tricky.

Snowball - cum inside her vagina, go down on her and suck it out, and then kiss her and shove your own spunk in her mouth.

Find porn or erotica that you both like.

Why do I sweat (mostly on face) when I eat usually spicy food?

Open her up with a speculum and see what's inside. Give her a mirror or take pictures for her.

New lingerie

Sex club - watch, be watched or fully participate

Do guys ever want to suck a dick even though they are straight?

Bite hard on a tough part of you partner's body, like their heel without breaking the skin. Endorphin rush

Write your own sexy truth or dare card games.

Golden enema

Why We Still Can't Find A Solar System Twin - IFLScience

Sex in a pool

Temporary body paint

Forced hydration. Drink water during sex until you lose bladder control.

Why is the left keep misrepresenting what Trump said about his daughter? When asked if he would date her if he weren’t her father, it simply reflected pride in raising a smart, respectful, and loving daughter with good morals all men want that no?

Long (hour or more) marathons

Induce squirting with the right techniques.

“Rescue” sex - partner lets go and is about to do something dangerous but hold them back at the last second. This takes trust.

What did your sister do to you that you can never forget?

TENS unit - electro shock

A sexy walk in the park at night, when nobody else is around

Prostate massage.

Is it possible to be a full-time, self-supporting working visual artist in today's society?

Sex with other couples (or at least near them)

Food play (sploshing) - including washing her off in the kitchen sink.

Meet other couples through a Lifestyle website.

Belmont Stakes: Hill Road faces challenges beyond tough field - Horse Racing Nation

Sex on the dining room table

Sex in public

Titty fuck

Solid Rock Caught Flowing 1,700 Miles Beneath Surface in Experimental First - ScienceAlert

Sex on the beach

Short (5 minutes or less) quickies

Scented massage oils

Are there any types of headphones or earbuds that are specifically designed for wearing overnight?

Candle wax play

Sex on a hard floor or rug rather than a soft bed

Mutual masturbation

Canibalism - eat a tiny piece of each other - typically a nip of you ass cheek. This may leave a small permanent mark, but it was in love.

Mutual massage which may or may not get erotic

Couples massage at a spa

Sex swing

Outdoor sex under the real stars

Nude co-ed sauna. (Russian banya)

Long distance hot video chat with mutual masturbation.

Take a sexy shower together. Soap makes pretty good anal lube and clean up is easy.

Take a sensual shower together. Rub your soapy body all over theirs.

Play sexy truth or dare card games.

Mood lighting. Try a sega Homestar planetarium projector

Golden shower

Fall asleep spooned up, coupled. Can you stay that way when you wake up?

Here is another list

69

Hair play. (Cowgirl, brushing her long hair over his skin and face)

Hot tubs

Try different sex positions - Read and go through the Kama Sutra.