Preview the clip yourself
Cambridge English’s video guidance suggests clear speech, visual support, repeated language and manageable episodes. It includes preparing before watching and discussing what happened afterward.
Check the whole clip before using it. A title and thumbnail do not tell you how quickly people speak or how much the pictures explain. Choose a clip whose subject you can discuss comfortably.
Give the first viewing room to make sense
For a suggested home activity, tell your child you will each choose one event to draw afterward. Watch for the main sequence rather than stopping to explain every unfamiliar word. Then compare the drawings and talk about what happened before or after each event.
If your child wants to watch a short part again, decide what to listen for on that viewing. You might listen for where a character is going or which object they ask for.
Keep the response connected to the clip
A picture, a spoken answer and a written sentence require different kinds of work. Choose the response that fits your purpose. If the aim is listening, a difficult writing task afterward can make it harder to see what your child understood from the recording.
Watching time alone does not tell you what was understood. Keep a brief example of your child’s response instead. For a way to record an event in a drawing and sentence, see an English picture diary.