Suspect it's not just kids who are feeling "sad, confused or even a little scared". Here's a great little #Covid19 video c/o and his family that puts things in perspective. (Get your kids to share it - they're much better at that sort of thing)
Messaging for youngsters is tricky I think this hits the right note, made by GP friends Have a look, see what you think
What do we tell our kids about you know what, this is very good