The Board Game Night

Set up your living room with a variety of board games, from classic options like chess and monopoly to more modern ones. Start the night with something safe like Scrabble, but make sure the letters spell out flirtatious hints to keep things spicy.
Keep the game night interactive by adding fun dares or suggestive penalties for the loser of each game. Stay low key and let your actions do the talking. Try not to make it seem too straight forward. Instead, allow the tension to naturally build up through the night.
As the night proceeds, the games should get naughtier. For your final game, choose something that allows physical contact, like Twister. The game, coupled with the electric energy you've built up over the evening, will surely create an unforgettable night.

Start with a clean, well-lit room. Set up your board game station with all your board games on display. Have a cozy seating arrangement made for two.
Prepare a variety of snack foods and drinks, this should keep things casual. Remember to keep the scene as familiar and comfortable as possible. Light candles or diffuse essential oils to create a warm and inviting ambiance.
Choose an outfit that's attractive and comfortable to play in. Also, subtly set up your final game of Twister to be ready when the time comes.

It's important to create an environment that balances fun and competition with subtle sexual tension. Don't rush through the games or make your intentions obvious. The element of surprise is key to making this scenario exciting.
Keep your body language open and use these opportunities to flirt subtly and build tension. The board games are a safe frame for this new level of intimacy you're exploring.
If the tension gets too high or if she seems uncomfortable, switch back to more innocent games or take a break with small talk. Mutual comfort is always your first priority.