It was expected that Prince Philip's funeral ceremony would be accompanied by comments from around the world. The tense relationship of two brothers, Harry and William, Kate's outfit, the queen, etc. Another detail that fell not a little in the eye was prince William's lack of children at the ceremony.
Prince George, Princess Charlotte and Prince Louis missed their great-grandfather's funeral, but not without reason.
According to the Evening Standard, children are considered "very young" to attend a pubiltic funeral ceremony. Starting from their age, no one would have understood the importance of the ceremony and the royals wanted to avoid any unpleasant situation.
In fact, Kate and William's wish was for them to be present at the ceremony, but because royal traditions are very strict and the Covid-19 situation restricted many things, it was not a good idea for the children to be there.
As for the news of the death, it is said that the children have explained to you Prince William by telling him that Prince Philip has gone "to heaven" and that he is now "an angel".