Here you will find some information and activities all suitable for primary aged children (some are specific to Key Stages though).
Health for Kids offers information and games based on health, emotions, illness and how to get help.
https://www.healthforkids.co.uk/
BBC Bitesize offers a selection of video clips, written information and some activities to explore emotional wellbeing and the various topics that it encompasses.
https://www.bbc.co.uk/bitesize/topics/zxccwmn/resources/1 - KS1
https://www.bbc.co.uk/bitesize/topics/ztkk7ty - KS2
And don't forget that you can access these sites through our 'Educational Resources' PDF below (also located on the class learning pages).