Need help understanding Groups and Forums

Question:
I am creating a podcast website for kids on web3 and just starting my website. I would like to get some advice on how groups and forums work, the differences between them and how they could work together if they can

Product:
groups and forums

What are you trying to achieve:
create a kid-friendly and there parental community

What have you already tried:
I already have groups and forums on the site, and I want to know more about exactly how both work.

Additional information:
I am trying to create a podcast about web3 for kids and want to create a safe and engaging community for kids and their parents.