Recommendations respond to your activity
Many services use recommendation systems to choose the next post. They may use what you watch, search for and react to. Two people can therefore have very different feeds even when they open the same app.
Choose an ordinary post together and ask: Why might I be seeing this? Did I choose to follow the creator? Is it a suggestion or an advertisement? The exercise is about questioning the selection; you do not need to know the system’s exact calculation.
Look for who wants to sell something
A video can entertain and advertise at the same time. Look for labels such as ad, sponsored or paid partnership. A discount code or product link is also a reason to ask whether the creator benefits from a purchase. Labels can be hard to spot; no visible label does not prove a post is independent.
Let your child investigate something they want without buying immediately. What should it do? Can another source confirm the claim, and what is the total price? Liking an influencer does not mean buying what they show or agreeing with all their advice.
You can choose what to leave behind
If a feed keeps repeating upsetting material, stop watching it with your child. Find options to hide content, request less of a topic or unfollow an account. Names and availability vary between services, so use the current help for the app your child uses.
Changing a feed does not guarantee particular content will disappear. Your child does not have to keep watching to understand or disprove it either. If something seems threatening or crosses their boundaries, leave the content and find the reporting feature together.
Choose an ending outside the feed
A stream of new videos does not always offer a natural stopping point. Agree an ending before opening the app: after a particular activity or at a time you choose. Turn off unnecessary notifications and have adults follow the same agreement when you are together.
Afterwards, ask what your child got from the time: Did they learn, enjoy it or just keep going? Use their answer to adjust your choices. The aim is to help children choose content and breaks with adult support, rather than expecting them to manage platform design alone.