Ella
Ten made-up first names of children and grown-ups, shown in the demos on the front page: the players on a big screen's list and leaderboard and on their phones (the first is the winner), the colleague who sends a quiz on Slack, and the friend in a challenge. Don't keep these English names: replace each with a first name that's typical and common in the language's countries today, in the language's own script, five for girls and five for boys in the same order as these (girl, boy, girl, boy …), each different, short and a single word, as a child or a colleague there could be called
