NSPCC website page with a way to teach your child how to stay safe from abuse:
https://www.nspcc.org.uk/preventing-abuse/keeping-children-safe/underwear-rule/

NSPCC Need To Know Guides

Handle with care guide to keeping your baby safe

Home-alone - Is your child ready to be left alone?

Out alone - Is your child ready to go out alone?

Positive parenting