[JohnBooty]

    since some parts of class they were then bored. 
    Well, you learn to deal with it

It's a crucial life skill.

I'm highly doubtful that forcing young kids to be bored (by making them progress/learn slowly, when they could be learning more) is the best way to do it.

[teiferer]

Oh I'm not disagreeing. Forcing boredom is not the way. But preventing it at all costs may not be either.