Christmas Andreu i Carlos

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Across
  1. 2. a big fat man, with white beard, it's a Coca-Cola invention
  2. 5. Something that magically disappears when you tell your teacher you finished it at home!
Down
  1. 1. The only place where if you whistle sounds louder than a concert!
  2. 3. The magical place where whispers echo is louder than shouts!
  3. 4. The superhero that can make you have your worst day!