Twins Lucia and Matteus will be watching the Portugal-Germany match. "I think it will be 3-2 to Portugal," said Lucia. Matteus agreed, adding: "Ronaldo will score all the goals."
Isameel and Hamilton are Portuguese fans too. Isameel said: "The score is going to be 2-0 to Portugal."
Germany fan Marcel wasn't so confident. "It's going to be 2-1 to Portugal," he said. "Michael Ballack will score for Germany."
Matija is following the Croatia-Turkey game. He said: "I'm pretty sure it's going to be a tough match."
But Bade is hoping for a win for her side. "I think Turkey are going to beat Croatia," she said.
Vassi's supporting Holland. She said: "I'm really happy that the Netherlands are through to the quarter-finals."
Juliette is a fan of the Dutch team too. Her side are about to face Russia, and she said: "I think Holland are going to win because they're really good."
Spain are facing off against Italy and Cristina's hoping they'll do well. "I think Spain are going to win," she said.
But Italy fan Teo disagrees. He said: "I think the score is going to be 1-0 to Italy."