Every parent has been there (and if you haven’t yet, give it time): Your focus shifts for just a moment. You’re at the store, trying to pick out the right birthday card for your sister. Or you’re digging money out of your wallet to pay for the corn dog at the fair. Your back is only turned for literal seconds, but…
source https://offspring.lifehacker.com/do-this-if-you-lose-your-child-in-public-1846158806