Our children can be encouraged to be safe pedestrians from very early on. And one of the 
If you have more than one child then get them to hold the pram with your hand over theirs can be helpful.
Why not try some activities in your play that encourage hand holding?
Or you can sing songs about holding hands…
Hold hands tightly (To the tune of Frere Jacques)
Hold hands tightly
Hold hands tightly
With your Mum (substitute other adults in the following verses),
When you go out walking,
When you go out walking,
Hold hands tight, yes that’s right!
If you want to cross the road (To the tune of If you’re happy and you know it)
If you want to cross the road hold my hand,
If you want to cross the road hold my hand,
If you want to cross the road,
Here’s something you should know,
If you want to cross the road hold my hand.