"We let him work on it a bit before we recognized his deep breaths as he was getting stressed and starting to tear up," Patrick and Kitty told Newsweek.

A video has gone viral on TikTok showing a girl in America crying as she reads out a complicated riddle-style maths question, which left her in tears as she couldn't figure it out - but the answer is ...

Ne'Kiya Jackson and Calcea Johnson’s solution was solidified by math peers last week and since then the pair have discovered ...