Readers with a trained eye will notice that the Scandinavian offspring enjoyed a better education than their British counterparts. On a typical UK-sign there is more dragging going on and the girl silently crushes the boy's foot. Read more about this design in Finland and Iceland.

Our second find —spotted at the Skansen Open Air Museum and presumably an old design— is a teenage version of a roadsign found in Iceland. The young ones are jumping rather than running. They'll also burn some fat during the years to come.