When I was at primary school in the Nineties we never had "playdates". I don't think there was any equivalent word for the idea of going round to a friend's house.
Now it's all about the playdates - surely a US import. Even 12-week babies are having "playdates", which to me is a bit
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Do your DCs have playdates? If not, what do you call them? And what did you call them when you were at school?