This is an open-ended question. I occasionally have facetime dates with my partner. What are some good activities we can do? They don't have to be fancy or romantic,
Building on the Lego thing. There is a game with Lego where one has the instructions and the other one builds the Lego. If you want it easy the guide can see what is being built and if you think your relationship could handle it the guide can't see the build until it's done.
Because it is very difficult you can buy pretty small/cheap sets and get a lot of use from it.
I just did geoguessr with my team, but rather than competing, one person shared their screen and everyone advised on how to move the camera and worked together to come up with our best guess. It was really fun for about an hour.