A little worried how young children watching these videos may develop inaccurate impressions of physics in nature. For instance, that ladybug looks pretty natural, but there's a little glitch in there that an unwitting observer, who's never seen a ladybug move before, may mistake as being normal. And maybe it is! And maybe it isn't? The sailing ship - are those water movements correct? The sinking of the elephant int…
I'm less concerned with physics for children--assuming they get enough time outdoors--and more about adulthood biases and media-literacy.
In particular, a turbocharged version of a problem we already have: People grow up watching movies and become subconsciously taught that flaws of the creation pipeline (e.g. lens flare, depth of field) are signs of "realism" in a general sense.
That manifests in things such as video-games where your human character somehow sees the world with crappy video-cameras for eyes. (Excepting a cyberpunk context, where that would actually make sense.)