Children's centres will host a series of events to encourage better dental health as part of a national campaign.
Harrow Borough Council will hold the events as part of National Smile Month, which runs from May 19 and June 19.
There will be activities at the Smile Sessions on how children can keep their teeth clean, and parents will get tips on how to encourage regular brushing.
The first event will take place at the Hillview Centre, in Grange Road, South Harrow, from 9.30am to 11am on Monday May 19.
The following day the next event will take place at Cedars Centre, in Whittlesea Road, Harrow, 10.30am to 11.30am.
The last event will take place Kenmore Park Centre, in Warneford Road, Kenton, from 9.15 to 10.30am on Saturday May 24.