- In "Brutally Honest" series, Kelly Wallace takes on provocative parenting questions
- Only a few states have laws setting a minimum age on when a child can be left home alone
- "Trust and verify" when leaving kids home alone overnight, says a family therapist and author
Kelly Wallace is CNN's digital correspondent and editor-at-large covering family, career and life. She is a mom of two girls. Read her other columns and follow her reports at CNN Parents and on Twitter.
(CNN)I can't remember exactly how old I was when my mom went away for a night and left my older sister and me home alone.