Inventions of the 1900's

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Across
  1. 1. The reason helicopters were invented
  2. 5. The place where the airplane was invented
  3. 6. The reason scotch tape was invented
  4. 8. The thing that gave the brothers the inspiration for the airplane
  5. 9. The place where scotch tape was invented
Down
  1. 2. The creator of scotch tape
  2. 3. The place where the helicopter was invented
  3. 4. The brothers that invented the first airplane.
  4. 7. The man who invented the helicopter