Le puzzle de l infini de Andy

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Across
  1. 2. the queen's head
  2. 4. children love to play there
  3. 6. we endured it for 2 months because of the covid 19
Down
  1. 1. the science of observing the stars
  2. 2. I hide in it when I play hide and seek
  3. 3. highest tower of a fortified castle
  4. 5. we put it on our fingers to make it pretty and shiny