An anecdotal report on how one mother handles introducing "prepping" to here children, and keep them interested.
https://survivalblog.com/a-mothers-perspective-by-b-h/Whether you have kids yourself, or expect to have children in your group, post SHTF, this article has some good advice.
If you have room in your preps, do consider a few items for younger people. Their parents might not remember to bring them and, worst case, their parents might not survive...