1. Make home-made pizza together
2. Make breakfast for them
3. Leave a note in their briefcase/purse so they'll see it when they get to work
4. Bake their favorite dessert
5. Hit up some an old date spot
6. Fill a jar with their favorite candy and post-it note compliments
7. Surprise them at work
8. Take a hike
9. Make a scrapbook
10. Give a massage
11. Have a stay-in date night
12. Stargaze together
13. Netflix marathon
14. Nerf war
15. Scavenger hunt
16. Have a picnic
17. Create Mad Libs
18. Arts and crafts
19. Go on a walk
20.. Make and give them horrible Valentine's cards
21. Go through old memories
22. Build a fort
23. Dance in the living room
24. Play games
25. Have a karaoke night