Health for Kids https://www.healthforkids.co.uk/
Mind https://www.mind.org.uk/information-support/tips-for-everyday-living/wellbeing/wellbeing/
Cosmic Kids Yoga https://www.youtube.com
Go Noodle https://www.gonoodle.com
NHS https://www.nhs.uk/conditions/stress-anxiety-depression/improve-mental-wellbeing/