Or go out together to a park. Or maybe just let fun happen. Part of summer is serendipity and grace. Just let it happen. It doesn't mean we've got to go brain dead.
Summer can be a good time to reflect, and to read.
The difference in summertime reading is that we don't have to do it. We can read for pleasure, or for interest. Nobody's grading it. If you look in your bulletin today, there's an insert with some books listed on it. Most of us read a lot.