So 1 in 3 felt happier, 1 in 3 felt more depressed, and the remaining 1 in 3 felt no major change. Sounds pretty much like a normal (gaussian) distribution, or basically a non-story. Guessing if they measured satisfaction on a scale, the majority were clustered near the "no major change" camp, as with any gaussian curve. As we already know, it turns out humans can adapt to things. By phrasing the headline result as "…
For me textbook clickbait is an article that does not substantiate the promise of the headline, or one that comically exaggerates the excitement of the information in the article. There are people who believe the lockdowns were wholly an atrocity on children, and this article substantiates a counterbalance without going all the way (after all, the headline itself tells you that 2/3 children were unaffected or negatively affected).