I'll bet your eyes are glazing over already.
Planning is no fun.
Sales and deals are fun. Like everyone else, you've heard lots of bad things about the time, expense and attorney's fees of probate. You want to avoid all that, and it's easy as pie. Just put all your important property in joint tenancy with your children. When one owner of joint-tenancy property dies, that person's ownership interest goes to surviving joint tenants instantly as a matter of law.