The kid might be sitting bored in the cartoon because the storyline is slow-paced or the characters around aren't fun. Sometimes, it's just a way to show a moment of restlessness before something interesting comes along.
Maybe there's nothing interesting going on in the cartoon. Or the kid has seen it too many times and got tired of it.
The kid in the cartoon is bored perhaps because the story is not engaging enough, or they don't have any friends to play with. Maybe the tasks or games they have are not exciting.
Maybe the class is too dull and not interesting for him.
Perhaps the cartoon has some sort of inviting feature that makes the kid want to sit on it. It could also be that the kid is pretending it's a special seat in a fantasy land.
Well, it depends on the context and the style of the cartoon. The kid sitting might have a happy expression with a smile, or a serious one with focused eyes. Sometimes, they could even have a mischievous look!
Maybe the kid is in a bad mood and wants some time alone to think.
It could be that the kid didn't get what they wanted or failed at something they tried to do. That's why they look sad while sitting there in the cartoon.
To depict a bored kid in class in a cartoon, start with the posture - slumped shoulders and crossed arms. Then add elements like a stack of unfinished homework, a teacher's droning voice in a speech bubble, or the kid counting down the minutes until the bell rings.
I'm not quite sure. Maybe it's just a random scene or part of a story.
It could be that the kid is confused because the lesson being taught is too complex for them to understand right away.