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the diagon for the youngest
Instructions: to resolve the game you have to put the numbers required in the grid. You have three hints: the sum of each row is on the right, the sum of each column is on the bottom and you also have the sum of the diagonal.
  The movie Requiem for a Dream is released  
  Atomic number of Gold  
  Disaster caused by a tsunami in Sumatra  
  Cervantes is born  
The number in diagonal answers next question:
The spacecraft Phoenix is launched to Mars

Change the value of the cells clicking on them.
Push next button when you think the grid is solved is a creation of David Puertas and Bernat Puertas. Illustrations: Laura Borrās