Inventions

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Across
  1. 4. It is a filter which you put in your car and it increases its power and the most important, it makes STUTUTU
  2. 5. It can fly and it is a big metallic bird
  3. 7. He created the E=Mc2 formula
Down
  1. 1. He invented Tesla
  2. 2. It has 4 wheels and you can move with that to different places
  3. 3. It is a digital map
  4. 6. He invented pop-up ads