Hello everyone, tell me, please, how do your kids behave on the playgr…

Hello everyone, tell me, please, how do your kids behave on the playground? The child on the playground behaves terribly, checks all trash bins, collects garbage around the playground, runs onto the road, eats sand... when you stop him from running onto the roadway, there are contortions, hysteria, he may lie down and cry. The son is not interested in any sandbox, swings, slide; other children are not particularly interesting to him, at best he can approach them for a couple of minutes. When you call him, he seems to be somewhere else, doesn't see/hear anything, does everything his own way. Is this some kind of age crisis or already showing his character (after all,