The United Kingdom was an island nation, after all.
Although its strength had always been on the surface-its ships-it had considerable capabilities underwater as well.
There were not many spells wizards could use underwater, but there were some.
Harry and the others were studying precisely that sort of magic at the moment, with the professors' guidance, of course.
Professor McGonagall was away on business, but Professor Flitwick, Professor Moody, Professor Sprout, Professor Slughorn, and Professor Lupin had all gathered. Clearly, the professors had realized it too: the professors from the other schools had come to lend a hand.
Every school attached great importance to this first Magic Cup Triwizard Tournament jointly organized by seven magic schools across five continents.
Well, Nagudinnaf was probably an exception. Their professors seemed to have had other ideas earlier and had actually offered little help. That was also one reason both their contestants were currently near the bottom of the standings.
Anyone with eyes could see that, while Shen Yalan might have been a little weaker, Horton's magical skills were quite advanced.
The other schools all had professors helping out. There was no reason Hogwarts should leave its champions to struggle on their own.
So, while the Hogwarts professors had initially been rather secretive about it, apart from the more straightforward Moody, they now stopped pretending and openly helped Harry and Ron analyze the situation.
Dumbledore would not help. He was lofty, he was above it all; he was, after all, the president of the International Confederation of Wizards. The other professors had no such scruples.
As for the approaching third clue, since they already knew they would have to go underwater, naturally they needed to investigate which spells would work best there.
"The simplest option is the Bubble-Head Charm, of course, but I don't