Edge kids mode
Microsoft is testing a password-protected Kids Mode in Edge browser
Enabling Kids Mode in the Edge browser doesn’t require a sign-in, but to exit it, one must enter the PIN or password of the device.
Apple TV Picture-in-Picture
New Apple TV could arrive with up to 128GB in storage and new tvOS features
It seems that we could get new features that include a Kids Mode and Screen Time in a future tvOS update for the Apple TV that may also include more storage