A voluntary ban on smoking is being introduced in all public play areas across Sefton later.
The borough has received overwhelming support from residents.
Research shows that reducing children's exposure to cigarettes makes them less likely to smoke when they're older
More top news
A lucky road worker who scooped £1 million on a £5 lottery scratchcard has promised to go back to work - but this time without the overtime.
A 50-year-old man has been arrested after he was seen wearing a T-shirt in a pub that mocked the victims of the Hillsborough disaster.
Spots of rain reaching the region on Tuesday evening with some showers on Wednesday. High pressure building from Thursday