In this case you could do a video tutorials to all your heirs explaining what Bitcoin is and how to recover them and convert them to fiat
you should explain to them that Bitcoin is a huge assets without tax,in this way all your coins will not be lost and your heirs can benefit.
This is a nice way to let others know the bitcoin.
First, you need to explain to them the meaning of bitcoin and then explain the process of claiming your bitcoin if you'll die.
Yes, it's a very good idea of which I'm thinking. I do not want my coins to just disappear after I die.