Anecdotally I've talked to some teachers who say that children's media nowadays is simplified. Less 'difficult' words, always explaining (never leaving things to be figured out by the consumer).
Here's the best source I have on Norway: https://www.fhi.no/nettpub/hin/levevaner/overvekt-og-fedme/
I wouldn't disregard it as a factor.
Anecdotally I've talked to some teachers who say that children's media nowadays is simplified. Less 'difficult' words, always explaining (never leaving things to be figured out by the consumer).