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

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

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

Sex on the dining room table

Why is there so much free porn on the internet?

Meet other couples through a Lifestyle website.

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

Here's what happens when quark-gluon plasma 'splashes' during the most energetic particle collisions - Phys.org

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

Sex with other couples (or at least near them)

Short (5 minutes or less) quickies

Marvel vs. Capcom Fighting Collection June patch notes - EventHubs

Couples massage at a spa

Golden enema

Play sexy truth or dare card games.

James Webb telescope unveils largest-ever map of the universe, stretching from present day to the dawn of time - Live Science

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

Long distance hot video chat with mutual masturbation.

Temporary body paint

What are the extra benefits of a smart TV?

Golden shower

Long (hour or more) marathons

Sex on the beach

Ron Killings Confirms Report That Nick Khan Brought Him Back To WWE - Wrestlezone

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

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

Titty fuck

Scientists Successfully Simulate Bizarre Phenomenon Where "Light Appears to be Generated from Darkness - The Debrief

Nude co-ed sauna. (Russian banya)

Mutual massage which may or may not get erotic

Scented massage oils

Can you share a lesson that you learned later in life and how it has impacted your current lifestyle, mentality, or attitude?

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

Write your own sexy truth or dare card games.

Here is another list

40 Father’s Day Gifts He’ll Wanna Brag About - BuzzFeed

Sex in a pool

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

Mutual masturbation

Scientists Reveal Easy Three-Step Plan to Terraform Mars - futurism.com

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.

Anal play

Hot tubs

Outdoor sex under the real stars

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

Prostate massage.

TENS unit - electro shock

Sex swing

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

Mood lighting. Try a sega Homestar planetarium projector

New lingerie

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.

Sex club - watch, be watched or fully participate

Candle wax play

Induce squirting with the right techniques.

Sex in public

Butt slapping as hard as they can take and enjoy.

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.

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

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

Find porn or erotica that you both like.