Board game, complete with board, dice and characters.
A fun way to normalise talking about emotions. The added benefit really being the ability to get to find out new things about those you're playing with.
Don't let waiting time be wasted time. Taking a quick moment every time you get in the car together to check in is a powerful way of building an ongoing habit.
Building mind and emotional health is done primarily through listening and talking. These cards are designed to make that easy. By offering easy talking points they will have you, and those around you, engaging in conversation quickly.