There are lots of free resources that parents can access. Here are just a few you may find interesting.
http://healthresources.stoke.gov.uk
www.smilemonth.org
https://www.nhs.uk/change4life/
https://campaignresources.phe.gov.uk/schools/resources
https://www.e-lfh.org.uk/programmes/childrens-oral-health/.
www.henry.org.uk/videos/healthyteeth
www.brushdj.com