Iconic British road sign of two schoolchildren crossing updated by

The girl in the sign is based on Ms Calvert herself as a child 

Zebra crossing - Wikipedia

How kids around the world get to school

Ideas4Action: Six ways to design safer school zones - Cities4Children

The slow lane: Dutch app allows elderly to 'hack' traffic lights

Leeds primary school children benefit from Holbeck street

Learn to be a smart pedestrian with these simple tips

Troubled schools on trial: When poverty permeates the classroom

What does a triangle sign mean on the road? - Quora

Road Safety Partnership announces brand new digital resource to